diff --git a/src/Makefile_Ecore.am b/src/Makefile_Ecore.am
index b71652738e..cb33da1688 100644
--- a/src/Makefile_Ecore.am
+++ b/src/Makefile_Ecore.am
@@ -33,7 +33,6 @@ ecore_eolian_files_public = \
 	lib/ecore/efl_io_file.eo \
         lib/ecore/efl_io_copier.eo \
         lib/ecore/efl_io_buffered_stream.eo \
-	lib/ecore/efl_interpolator.eo \
 	lib/ecore/efl_interpolator_linear.eo \
 	lib/ecore/efl_interpolator_accelerate.eo \
 	lib/ecore/efl_interpolator_decelerate.eo \
@@ -127,7 +126,6 @@ lib/ecore/efl_model_composite_boolean.c \
 lib/ecore/efl_model_composite_selection.c \
 lib/ecore/efl_model_accessor_view.c \
 lib/ecore/efl_model_accessor_view_private.h \
-lib/ecore/efl_interpolator.c \
 lib/ecore/efl_interpolator_linear.c \
 lib/ecore/efl_interpolator_accelerate.c \
 lib/ecore/efl_interpolator_decelerate.c \
diff --git a/src/Makefile_Efl.am b/src/Makefile_Efl.am
index 551e907796..8234cadddf 100644
--- a/src/Makefile_Efl.am
+++ b/src/Makefile_Efl.am
@@ -77,6 +77,7 @@ efl_eolian_files = \
       lib/efl/interfaces/efl_gfx_color_class.eo \
       lib/efl/interfaces/efl_gfx_text_class.eo \
       lib/efl/interfaces/efl_gfx_size_class.eo \
+      lib/efl/interfaces/efl_interpolator.eo \
       $(efl_eolian_legacy_files) \
       $(NULL)
 
diff --git a/src/lib/ecore/CMakeLists.txt b/src/lib/ecore/CMakeLists.txt
index 01a05a8aa8..e4735420a0 100644
--- a/src/lib/ecore/CMakeLists.txt
+++ b/src/lib/ecore/CMakeLists.txt
@@ -38,7 +38,6 @@ set(PUBLIC_EO_FILES
   efl_loop_timer.eo
   efl_loop_user.eo
   efl_promise.eo
-  efl_interpolator.eo
   efl_interpolator_linear.eo
   efl_interpolator_accelerate.eo
   efl_interpolator_decelerate.eo
diff --git a/src/lib/ecore/Ecore_Eo.h b/src/lib/ecore/Ecore_Eo.h
index 26a5834b6f..cb01dec865 100644
--- a/src/lib/ecore/Ecore_Eo.h
+++ b/src/lib/ecore/Ecore_Eo.h
@@ -78,7 +78,6 @@ EAPI Eina_Promise *efl_loop_promise_new(const Eo *obj, Eina_Promise_Cancel_Cb ca
 #include "efl_loop_fd.eo.h"
 #include "efl_loop_handler.eo.h"
 
-#include "efl_interpolator.eo.h"
 #include "efl_interpolator_linear.eo.h"
 #include "efl_interpolator_accelerate.eo.h"
 #include "efl_interpolator_decelerate.eo.h"
diff --git a/src/lib/ecore/efl_interpolator.c b/src/lib/ecore/efl_interpolator.c
deleted file mode 100644
index 573d5c5cf9..0000000000
--- a/src/lib/ecore/efl_interpolator.c
+++ /dev/null
@@ -1,24 +0,0 @@
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include "Ecore.h"
-#include "ecore_private.h"
-
-#define MY_CLASS EFL_INTERPOLATOR_CLASS
-
-typedef struct _Efl_Interpolator_Data Efl_Interpolator_Data;
-
-struct _Efl_Interpolator_Data
-{
-};
-
-EOLIAN static double
-_efl_interpolator_interpolate(Eo *eo_obj EINA_UNUSED,
-                              Efl_Interpolator_Data *pd EINA_UNUSED,
-                              double progress)
-{
-   return progress;
-}
-
-#include "efl_interpolator.eo.c"
diff --git a/src/lib/ecore/efl_interpolator_accelerate.eo b/src/lib/ecore/efl_interpolator_accelerate.eo
index dc087a5b67..3f2ef94b35 100644
--- a/src/lib/ecore/efl_interpolator_accelerate.eo
+++ b/src/lib/ecore/efl_interpolator_accelerate.eo
@@ -1,4 +1,4 @@
-class Efl.Interpolator_Accelerate (Efl.Interpolator)
+class Efl.Interpolator_Accelerate (Efl.Object, Efl.Interpolator)
 {
    [[Efl accelerate interpolator class
 
diff --git a/src/lib/ecore/efl_interpolator_bounce.eo b/src/lib/ecore/efl_interpolator_bounce.eo
index 8df3807f35..cd77b8b009 100644
--- a/src/lib/ecore/efl_interpolator_bounce.eo
+++ b/src/lib/ecore/efl_interpolator_bounce.eo
@@ -1,4 +1,4 @@
-class Efl.Interpolator_Bounce (Efl.Interpolator)
+class Efl.Interpolator_Bounce (Efl.Object, Efl.Interpolator)
 {
    [[Efl bounce interpolator class]]
    data: Efl_Interpolator_Bounce_Data;
diff --git a/src/lib/ecore/efl_interpolator_cubic_bezier.eo b/src/lib/ecore/efl_interpolator_cubic_bezier.eo
index 3a10fdce81..4e3906dc50 100644
--- a/src/lib/ecore/efl_interpolator_cubic_bezier.eo
+++ b/src/lib/ecore/efl_interpolator_cubic_bezier.eo
@@ -1,4 +1,4 @@
-class Efl.Interpolator_Cubic_Bezier (Efl.Interpolator)
+class Efl.Interpolator_Cubic_Bezier (Efl.Object, Efl.Interpolator)
 {
    [[Efl cubic_bezier interpolator class]]
    data: Efl_Interpolator_Cubic_Bezier_Data;
diff --git a/src/lib/ecore/efl_interpolator_decelerate.eo b/src/lib/ecore/efl_interpolator_decelerate.eo
index 99d86c7a00..25a4d05f92 100644
--- a/src/lib/ecore/efl_interpolator_decelerate.eo
+++ b/src/lib/ecore/efl_interpolator_decelerate.eo
@@ -1,4 +1,4 @@
-class Efl.Interpolator_Decelerate (Efl.Interpolator)
+class Efl.Interpolator_Decelerate (Efl.Object, Efl.Interpolator)
 {
    [[Efl decelerate interpolator class
 
diff --git a/src/lib/ecore/efl_interpolator_divisor.eo b/src/lib/ecore/efl_interpolator_divisor.eo
index 63201d51e3..d9a1cef03e 100644
--- a/src/lib/ecore/efl_interpolator_divisor.eo
+++ b/src/lib/ecore/efl_interpolator_divisor.eo
@@ -1,4 +1,4 @@
-class Efl.Interpolator_Divisor (Efl.Interpolator)
+class Efl.Interpolator_Divisor (Efl.Object, Efl.Interpolator)
 {
    [[Efl divisor interpolator class]]
    data: Efl_Interpolator_Divisor_Data;
diff --git a/src/lib/ecore/efl_interpolator_linear.eo b/src/lib/ecore/efl_interpolator_linear.eo
index 26e054ef0a..b61c7d1f66 100644
--- a/src/lib/ecore/efl_interpolator_linear.eo
+++ b/src/lib/ecore/efl_interpolator_linear.eo
@@ -1,4 +1,4 @@
-class Efl.Interpolator_Linear (Efl.Interpolator)
+class Efl.Interpolator_Linear (Efl.Object, Efl.Interpolator)
 {
    [[Efl linear interpolator class]]
    data: Efl_Interpolator_Linear_Data;
diff --git a/src/lib/ecore/efl_interpolator_sinusoidal.eo b/src/lib/ecore/efl_interpolator_sinusoidal.eo
index 0a1d923fbb..39718525c7 100644
--- a/src/lib/ecore/efl_interpolator_sinusoidal.eo
+++ b/src/lib/ecore/efl_interpolator_sinusoidal.eo
@@ -1,4 +1,4 @@
-class Efl.Interpolator_Sinusoidal (Efl.Interpolator)
+class Efl.Interpolator_Sinusoidal (Efl.Object, Efl.Interpolator)
 {
    [[Efl sinusoidal interpolator class
 
diff --git a/src/lib/ecore/efl_interpolator_spring.eo b/src/lib/ecore/efl_interpolator_spring.eo
index 2d1047edd5..ef3eee0ca9 100644
--- a/src/lib/ecore/efl_interpolator_spring.eo
+++ b/src/lib/ecore/efl_interpolator_spring.eo
@@ -1,4 +1,4 @@
-class Efl.Interpolator_Spring (Efl.Interpolator)
+class Efl.Interpolator_Spring (Efl.Object, Efl.Interpolator)
 {
    [[Efl spring interpolator class]]
    data: Efl_Interpolator_Spring_Data;
diff --git a/src/lib/ecore/meson.build b/src/lib/ecore/meson.build
index dbb511e2bf..993437f01c 100644
--- a/src/lib/ecore/meson.build
+++ b/src/lib/ecore/meson.build
@@ -57,7 +57,6 @@ pub_eo_files = [
   'efl_io_file.eo',
   'efl_io_copier.eo',
   'efl_io_buffered_stream.eo',
-  'efl_interpolator.eo',
   'efl_interpolator_linear.eo',
   'efl_interpolator_accelerate.eo',
   'efl_interpolator_decelerate.eo',
@@ -154,7 +153,6 @@ ecore_src = [
   'efl_model_composite_selection.c',
   'efl_model_accessor_view.c',
   'efl_model_accessor_view_private.h',
-  'efl_interpolator.c',
   'efl_interpolator_linear.c',
   'efl_interpolator_accelerate.c',
   'efl_interpolator_decelerate.c',
diff --git a/src/lib/efl/CMakeLists.txt b/src/lib/efl/CMakeLists.txt
index 0c03b5c672..7f1672907a 100644
--- a/src/lib/efl/CMakeLists.txt
+++ b/src/lib/efl/CMakeLists.txt
@@ -29,6 +29,7 @@ set(PUBLIC_EO_FILES
   interfaces/efl_image_load.eo
   interfaces/efl_input_device.eo
   interfaces/efl_input_types.eot
+  interfaces/efl_interpolator.eo
   interfaces/efl_io_buffer.eo
   interfaces/efl_io_closer.eo
   interfaces/efl_io_positioner.eo
diff --git a/src/lib/efl/Efl.h b/src/lib/efl/Efl.h
index 6cebb21dae..8548ac95c8 100644
--- a/src/lib/efl/Efl.h
+++ b/src/lib/efl/Efl.h
@@ -117,6 +117,7 @@ typedef Efl_Gfx_Path_Command_Type Efl_Gfx_Path_Command;
 
 /* Core interface */
 #include "interfaces/efl_animator.eo.h"
+#include "interfaces/efl_interpolator.eo.h"
 
 /* Graphics */
 #include "interfaces/efl_gfx_entity.eo.h"
diff --git a/src/lib/efl/interfaces/efl_interfaces_main.c b/src/lib/efl/interfaces/efl_interfaces_main.c
index f5b8634d68..a21d7505aa 100644
--- a/src/lib/efl/interfaces/efl_interfaces_main.c
+++ b/src/lib/efl/interfaces/efl_interfaces_main.c
@@ -61,6 +61,7 @@
 
 #include "interfaces/efl_model.eo.c"
 #include "interfaces/efl_animator.eo.c"
+#include "interfaces/efl_interpolator.eo.c"
 #include "interfaces/efl_orientation.eo.c"
 #include "interfaces/efl_ui_base.eo.c"
 #include "interfaces/efl_ui_direction.eo.c"
diff --git a/src/lib/ecore/efl_interpolator.eo b/src/lib/efl/interfaces/efl_interpolator.eo
similarity index 74%
rename from src/lib/ecore/efl_interpolator.eo
rename to src/lib/efl/interfaces/efl_interpolator.eo
index f24c601300..4c25d9c026 100644
--- a/src/lib/ecore/efl_interpolator.eo
+++ b/src/lib/efl/interfaces/efl_interpolator.eo
@@ -1,7 +1,6 @@
-class Efl.Interpolator (Efl.Object)
+interface Efl.Interpolator ()
 {
-   [[Efl interpolator class]]
-   data: Efl_Interpolator_Data;
+   [[Efl interpolator interface]]
    methods {
       interpolate {
          [[Interpolate the given value.]]
diff --git a/src/lib/efl/interfaces/meson.build b/src/lib/efl/interfaces/meson.build
index 012bc12ff2..03d88e2aac 100644
--- a/src/lib/efl/interfaces/meson.build
+++ b/src/lib/efl/interfaces/meson.build
@@ -71,6 +71,7 @@ pub_eo_files = [
   'efl_gfx_size_hint.eo',
   'efl_model.eo',
   'efl_animator.eo',
+  'efl_interpolator.eo',
   'efl_orientation.eo',
   'efl_container.eo',
   'efl_content.eo',
diff --git a/src/lib/evas/canvas/efl_canvas_animation.eo b/src/lib/evas/canvas/efl_canvas_animation.eo
index 7773ca3d7c..8040ac9dbe 100644
--- a/src/lib/evas/canvas/efl_canvas_animation.eo
+++ b/src/lib/evas/canvas/efl_canvas_animation.eo
@@ -62,7 +62,7 @@ class Efl.Canvas.Animation (Efl.Object, Efl.Playable)
          get {
          }
          values {
-            interpolator: Efl.Object; [[Interpolator which indicates interpolation fucntion. Efl_Interpolator is required.]]
+            interpolator: Efl.Interpolator; [[Interpolator which indicates interpolation fucntion. Efl_Interpolator is required.]]
          }
       }
       animation_apply {