diff --git a/legacy/ephysics/src/lib/EPhysics.h b/legacy/ephysics/src/lib/EPhysics.h
index 8c33af4ac5..72a52ddba0 100644
--- a/legacy/ephysics/src/lib/EPhysics.h
+++ b/legacy/ephysics/src/lib/EPhysics.h
@@ -1838,6 +1838,7 @@ typedef enum _EPhysics_Body_Cloth_Anchor_Side
   EPHYSICS_BODY_CLOTH_ANCHOR_SIDE_RIGHT,
   EPHYSICS_BODY_CLOTH_ANCHOR_SIDE_TOP,
   EPHYSICS_BODY_CLOTH_ANCHOR_SIDE_BOTTOM,
+  EPHYSICS_BODY_CLOTH_ANCHOR_SIDE_LAST,
 } EPhysics_Body_Cloth_Anchor_Side;
 
 /**
diff --git a/legacy/ephysics/src/lib/ephysics_body.cpp b/legacy/ephysics/src/lib/ephysics_body.cpp
index 3a3c7f379c..0c1ab02baa 100644
--- a/legacy/ephysics/src/lib/ephysics_body.cpp
+++ b/legacy/ephysics/src/lib/ephysics_body.cpp
@@ -1484,6 +1484,12 @@ ephysics_body_cloth_anchor_full_add(EPhysics_Body *body1, EPhysics_Body *body2,
         return;
      }
 
+   if ((side < 0) || (side >= EPHYSICS_BODY_CLOTH_ANCHOR_SIDE_LAST))
+     {
+        ERR("Could not add anchors, side is invalid.");
+        return;
+     }
+
    rows = body1->cloth_rows + 1;
    columns = body1->cloth_columns + 1;
    anchor_mass = body1->soft_body->m_nodes.size() * 0.025;