diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index b83b6dae62..badd2c3b1a 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -586,12 +586,13 @@ else( WIN32 )
 	endif( APPLE )
 endif( WIN32 )
 
+if( NOT ASM_SOURCES )
+	set( ASM_SOURCES "" )
+endif( NOT ASM_SOURCES )
+
 if( NO_ASM )
 	add_definitions( -DNOASM )
 else( NO_ASM )
-	if( NOT ASM_SOURCES )
-		set( ASM_SOURCES "" )
-	endif( NOT ASM_SOURCES )
 	if( X64 )
 		ADD_ASM_FILE( asm_x86_64 tmap3 )
 	else( X64 )