diff --git a/kdewidgets/CMakeLists.txt b/kdewidgets/CMakeLists.txt
index b5e569f8..0037cc22 100644
--- a/kdewidgets/CMakeLists.txt
+++ b/kdewidgets/CMakeLists.txt
@@ -36,6 +36,11 @@ if(QT_QTDESIGNER_FOUND)
 
     target_link_libraries(kdewidgets ${KDE4_KIO_LIBS})
 
+    install(
+        TARGETS kdewidgets
+        DESTINATION ${PLUGIN_INSTALL_DIR}/kde4/plugins/designer
+    )
+
     if(QT_QTWEBKIT_FOUND)
         include_directories(${CMAKE_SOURCE_DIR}/kdewebkit)
 
@@ -56,8 +61,8 @@ if(QT_QTDESIGNER_FOUND)
         )
 
         install(
-            TARGETS kdewidgets kdewebkitwidgets
-            DESTINATION ${PLUGIN_INSTALL_DIR}/plugins/designer
+            TARGETS kdewebkitwidgets
+            DESTINATION ${PLUGIN_INSTALL_DIR}/kde4/plugins/designer
         )
     endif()
 endif(QT_QTDESIGNER_FOUND)
diff --git a/kimgio/CMakeLists.txt b/kimgio/CMakeLists.txt
index eb363671..d7839d06 100644
--- a/kimgio/CMakeLists.txt
+++ b/kimgio/CMakeLists.txt
@@ -38,7 +38,7 @@ if(JASPER_FOUND)
 
     install(
         TARGETS kimg_jp2
-        DESTINATION ${PLUGIN_INSTALL_DIR}/plugins/imageformats
+        DESTINATION ${PLUGIN_INSTALL_DIR}/kde4/plugins/imageformats
     )
     install(
         FILES
@@ -62,7 +62,7 @@ if(OPENEXR_FOUND)
 
     install(
         TARGETS kimg_exr
-        DESTINATION ${PLUGIN_INSTALL_DIR}/plugins/imageformats
+        DESTINATION ${PLUGIN_INSTALL_DIR}/kde4/plugins/imageformats
     )
     install(
         FILES exr.desktop
@@ -83,7 +83,7 @@ if(WEBP_FOUND)
 
     install(
         TARGETS kimg_webp
-        DESTINATION ${PLUGIN_INSTALL_DIR}/plugins/imageformats
+        DESTINATION ${PLUGIN_INSTALL_DIR}/kde4/plugins/imageformats
     )
     install(
         FILES
@@ -118,7 +118,7 @@ foreach(plugin ${imgioplugins})
     )
     install(
         TARGETS kimg_${plugin}
-        DESTINATION ${PLUGIN_INSTALL_DIR}/plugins/imageformats
+        DESTINATION ${PLUGIN_INSTALL_DIR}/kde4/plugins/imageformats
     )
 endforeach()
 
@@ -139,7 +139,7 @@ target_link_libraries(kimg_pic
 
 install(
     TARGETS kimg_pic
-    DESTINATION ${PLUGIN_INSTALL_DIR}/plugins/imageformats
+    DESTINATION ${PLUGIN_INSTALL_DIR}/kde4/plugins/imageformats
 )
 
 ########### install files ###############
diff --git a/kross/modules/CMakeLists.txt b/kross/modules/CMakeLists.txt
index 49042030..64548387 100644
--- a/kross/modules/CMakeLists.txt
+++ b/kross/modules/CMakeLists.txt
@@ -6,7 +6,7 @@ include_directories(
     ${CMAKE_SOURCE_DIR}/kfile
 )
 
-if(QT_QTDESIGNER_FOUND )
+if(QT_QTDESIGNER_FOUND)
     ############################################
     # the forms module
 
diff --git a/kross/qts/CMakeLists.txt b/kross/qts/CMakeLists.txt
index feb9cfe6..3fc111c1 100644
--- a/kross/qts/CMakeLists.txt
+++ b/kross/qts/CMakeLists.txt
@@ -23,7 +23,7 @@ set_target_properties(krossqtsplugin PROPERTIES
     SOVERSION ${GENERIC_LIB_SOVERSION}
 )
 
-install(TARGETS krossqtsplugin DESTINATION ${PLUGIN_INSTALL_DIR}/plugins/script)
+install(TARGETS krossqtsplugin DESTINATION ${PLUGIN_INSTALL_DIR}/kde4/plugins/script)
 
 ########### next target ###############