diff --git a/backends/CMakeLists.txt b/backends/CMakeLists.txt
index fb4ca0e200338b0b58043a7f270baca6b3c521c6..70918f9409fef3faf019de22128c6157d0f641b3 100644
--- a/backends/CMakeLists.txt
+++ b/backends/CMakeLists.txt
@@ -7,25 +7,27 @@ if (PROTOBUF_FOUND)
 		ADD_SUBDIRECTORY(libcommuni)
 	endif()
 
-	ADD_SUBDIRECTORY(swiften)
+	if (ENABLE_SWIFTEN)
+		ADD_SUBDIRECTORY(swiften)
+	endif()
 
 	ADD_SUBDIRECTORY(template)
 
-
-if (NOT WIN32)
-	if(ENABLE_SMSTOOLS3)
-		ADD_SUBDIRECTORY(smstools3)
-	endif()
-	ADD_SUBDIRECTORY(frotz)
- 	if(YAHOO2_FOUND)
-		ADD_SUBDIRECTORY(libyahoo2)
- 	endif()
-	if(ENABLE_TWITTER)
-		ADD_SUBDIRECTORY(twitter)
+	if (NOT WIN32)
+		if(ENABLE_SMSTOOLS3)
+			ADD_SUBDIRECTORY(smstools3)
+		endif()
+		if(ENABLE_FROTZ)
+			ADD_SUBDIRECTORY(frotz)
+		endif()
+ 		if(YAHOO2_FOUND)
+			ADD_SUBDIRECTORY(libyahoo2)
+	 	endif()
+		if(ENABLE_TWITTER)
+			ADD_SUBDIRECTORY(twitter)
+		endif()
+		if (${LIBDBUSGLIB_FOUND})
+			ADD_SUBDIRECTORY(skype)
+		endif()
 	endif()
-	if (${LIBDBUSGLIB_FOUND})
-		ADD_SUBDIRECTORY(skype)
-	endif()
-endif()
-
 endif()