diff --git a/media-gfx/libimagequant/libimagequant-2.12.2.ebuild b/media-gfx/libimagequant/libimagequant-2.12.2.ebuild
index de044c9bcfc78..ef2a9b8c654ae 100644
--- a/media-gfx/libimagequant/libimagequant-2.12.2.ebuild
+++ b/media-gfx/libimagequant/libimagequant-2.12.2.ebuild
@@ -30,8 +30,8 @@ src_configure() {
 	tc-export AR CC
 	# Hand rolled configure script, so not all flags are supported.
 	./configure \
-		--prefix="${EPREFIX%/}/usr" \
-		--libdir="${EPREFIX%/}/usr/$(get_libdir)" \
+		--prefix="${EPREFIX}/usr" \
+		--libdir="${EPREFIX}/usr/$(get_libdir)" \
 		$(use debug && echo --enable-debug) \
 		$(use_enable cpu_flags_x86_sse2 sse) \
 		$(use_with openmp) \
diff --git a/media-gfx/libimagequant/libimagequant-2.12.3.ebuild b/media-gfx/libimagequant/libimagequant-2.12.3.ebuild
index 0537454266996..c04b34f09632b 100644
--- a/media-gfx/libimagequant/libimagequant-2.12.3.ebuild
+++ b/media-gfx/libimagequant/libimagequant-2.12.3.ebuild
@@ -30,8 +30,8 @@ src_configure() {
 	tc-export AR CC
 	# Hand rolled configure script, so not all flags are supported.
 	./configure \
-		--prefix="${EPREFIX%/}/usr" \
-		--libdir="${EPREFIX%/}/usr/$(get_libdir)" \
+		--prefix="${EPREFIX}/usr" \
+		--libdir="${EPREFIX}/usr/$(get_libdir)" \
 		$(use debug && echo --enable-debug) \
 		$(use_enable cpu_flags_x86_sse2 sse) \
 		$(use_with openmp) \