diff --git a/VERSION20.cmake b/VERSION20.cmake
deleted file mode 100644
index 8ae109270..000000000
--- a/VERSION20.cmake
+++ /dev/null
@@ -1,16 +0,0 @@
-# MaxScale version for CMake
-#
-# This file contains cache values for CMake which control MaxScale's version
-# number.
-
-set(MAXSCALE_VERSION_MAJOR "2" CACHE STRING "Major version")
-set(MAXSCALE_VERSION_MINOR "1" CACHE STRING "Minor version")
-set(MAXSCALE_VERSION_PATCH "3" CACHE STRING "Patch version")
-
-# This should only be incremented if a package is rebuilt
-set(MAXSCALE_BUILD_NUMBER 1 CACHE STRING "Release number")
-
-set(MAXSCALE_MATURITY "GA" CACHE STRING "Release maturity")
-
-set(MAXSCALE_VERSION_NUMERIC "${MAXSCALE_VERSION_MAJOR}.${MAXSCALE_VERSION_MINOR}.${MAXSCALE_VERSION_PATCH}")
-set(MAXSCALE_VERSION "${MAXSCALE_VERSION_MAJOR}.${MAXSCALE_VERSION_MINOR}.${MAXSCALE_VERSION_PATCH}")
diff --git a/VERSION21.cmake b/VERSION21.cmake
deleted file mode 100644
index 9b8d3d215..000000000
--- a/VERSION21.cmake
+++ /dev/null
@@ -1,16 +0,0 @@
-# MaxScale version for CMake
-#
-# This file contains cache values for CMake which control MaxScale's version
-# number.
-
-set(MAXSCALE_VERSION_MAJOR "2" CACHE STRING "Major version")
-set(MAXSCALE_VERSION_MINOR "1" CACHE STRING "Minor version")
-set(MAXSCALE_VERSION_PATCH "18" CACHE STRING "Patch version")
-
-# This should only be incremented if a package is rebuilt
-set(MAXSCALE_BUILD_NUMBER 1 CACHE STRING "Release number")
-
-set(MAXSCALE_MATURITY "GA" CACHE STRING "Release maturity")
-
-set(MAXSCALE_VERSION_NUMERIC "${MAXSCALE_VERSION_MAJOR}.${MAXSCALE_VERSION_MINOR}.${MAXSCALE_VERSION_PATCH}")
-set(MAXSCALE_VERSION "${MAXSCALE_VERSION_MAJOR}.${MAXSCALE_VERSION_MINOR}.${MAXSCALE_VERSION_PATCH}")
diff --git a/VERSION22.cmake b/VERSION22.cmake
deleted file mode 100644
index 84ea47e2e..000000000
--- a/VERSION22.cmake
+++ /dev/null
@@ -1,16 +0,0 @@
-# MaxScale version for CMake
-#
-# This file contains cache values for CMake which control MaxScale's version
-# number.
-
-set(MAXSCALE_VERSION_MAJOR "2" CACHE STRING "Major version")
-set(MAXSCALE_VERSION_MINOR "2" CACHE STRING "Minor version")
-set(MAXSCALE_VERSION_PATCH "22" CACHE STRING "Patch version")
-
-# This should only be incremented if a package is rebuilt
-set(MAXSCALE_BUILD_NUMBER 1 CACHE STRING "Release number")
-
-set(MAXSCALE_MATURITY "GA" CACHE STRING "Release maturity")
-
-set(MAXSCALE_VERSION_NUMERIC "${MAXSCALE_VERSION_MAJOR}.${MAXSCALE_VERSION_MINOR}.${MAXSCALE_VERSION_PATCH}")
-set(MAXSCALE_VERSION "${MAXSCALE_VERSION_MAJOR}.${MAXSCALE_VERSION_MINOR}.${MAXSCALE_VERSION_PATCH}")