diff --git a/README.cmake b/README.cmake
index e7ed50b669..41edb8ad72 100644
--- a/README.cmake
+++ b/README.cmake
@@ -60,6 +60,10 @@ Note 1:
   # Disable building an application bundle (Wireshark.app) on Mac OS X
   -DENABLE_APPLICATION_BUNDLE=OFF
 
+  # Qt Creator expects .cbp files when used with CMake.
+  -G "CodeBlocks - Unix Makefiles"
+  -G "CodeBlocks - NMake Makefiles"
+
 Note 2:
   After running cmake, you can always run "make help" to see
   a list of all possible make targets.
diff --git a/doc/README.qt b/doc/README.qt
index 94dd4c4ec3..544ff563b2 100644
--- a/doc/README.qt
+++ b/doc/README.qt
@@ -21,11 +21,16 @@ There are several ways of building the Qt UI:
 
    Open the top-level CMakeLists.txt within Qt Creator. It should ask you to
    choose a build location. Do so. It should then ask you to run CMake. Fill in
-   any desired build arguments (e.g. "-D CMAKE_BUILD_TYPE:STRING=Debug" or
-   "-D ENABLE_GTK3:BOOL=OFF") and click the "Run CMake" button. When that
+   any desired build arguments (e.g. "-D CMAKE_BUILD_TYPE=Debug" or
+   "-D ENABLE_GTK3=OFF") and click the "Run CMake" button. When that
    completes select "Build → Open Build and Run Kit Selector..." and make
    sure wireshark is selected.
 
+   Note that Qt Creator uses output created by the CodeBlocks generator. If
+   you run CMake outside of Qt Creator you should use the "CodeBlocks - Unix
+   Makefiles" or "CodeBlocks - NMake Makefiles" generators, otherwise Qt
+   Creator will prompt you to re-run CMake.
+
 2) CMake:
 
    Qt (BUILD_wireshark) is enabled by default. Use the "cmake" command to