diff --git a/legacy/ethumb/src/lib/Makefile.am b/legacy/ethumb/src/lib/Makefile.am
index 8157efe1c1..a9a99fadd1 100644
--- a/legacy/ethumb/src/lib/Makefile.am
+++ b/legacy/ethumb/src/lib/Makefile.am
@@ -30,7 +30,7 @@ noinst_HEADERS = md5.h ethumb_private.h
 lib_LTLIBRARIES = libethumb.la
 
 
-libethumb_la_SOURCES = Ethumb.c md5.c
+libethumb_la_SOURCES = ethumb.c md5.c
 libethumb_la_LIBADD = \
 @EDJE_LIBS@ \
 @ECORE_FILE_LIBS@ \
diff --git a/legacy/ethumb/src/lib/client/Makefile.am b/legacy/ethumb/src/lib/client/Makefile.am
index 549f8f04df..9111f04369 100644
--- a/legacy/ethumb/src/lib/client/Makefile.am
+++ b/legacy/ethumb/src/lib/client/Makefile.am
@@ -13,7 +13,7 @@ includesdir = $(includedir)/ethumb-@VMAJ@
 
 lib_LTLIBRARIES = libethumb_client.la
 
-libethumb_client_la_SOURCES = Ethumb_Client.c
+libethumb_client_la_SOURCES = ethumb_client.c
 libethumb_client_la_LIBADD = \
 $(top_builddir)/src/lib/libethumb.la \
 @EDBUS_LIBS@ \
diff --git a/legacy/ethumb/src/lib/client/Ethumb_Client.c b/legacy/ethumb/src/lib/client/ethumb_client.c
similarity index 100%
rename from legacy/ethumb/src/lib/client/Ethumb_Client.c
rename to legacy/ethumb/src/lib/client/ethumb_client.c
diff --git a/legacy/ethumb/src/lib/Ethumb.c b/legacy/ethumb/src/lib/ethumb.c
similarity index 100%
rename from legacy/ethumb/src/lib/Ethumb.c
rename to legacy/ethumb/src/lib/ethumb.c