diff --git a/Core/tdemultimedia/tdemultimedia.SlackBuild b/Core/tdemultimedia/tdemultimedia.SlackBuild
index 0956d73..b464785 100755
--- a/Core/tdemultimedia/tdemultimedia.SlackBuild
+++ b/Core/tdemultimedia/tdemultimedia.SlackBuild
@@ -149,7 +149,6 @@ cd build-${PRGNAM}
   cmake \
     -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
     -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
-    -DCMAKE_C_FLAGS_RELEASE:STRING="$SLKCFLAGS" \
     -DCMAKE_CXX_FLAGS_RELEASE:STRING="$SLKCFLAGS" \
     -DCMAKE_BUILD_TYPE=Release \
     -DCMAKE_INSTALL_PREFIX=/usr \