diff --git a/Modules/FindPkgConfig.cmake b/Modules/FindPkgConfig.cmake
index 4f50e3819..447c52622 100644
--- a/Modules/FindPkgConfig.cmake
+++ b/Modules/FindPkgConfig.cmake
@@ -383,7 +383,7 @@ macro(_pkg_check_modules_internal _is_required _is_silent _no_cmake_path _no_cma
         pkg_get_variable("${_pkg_check_prefix}_INCLUDEDIR" ${_pkg_check_modules_pkg} "includedir")
         pkg_get_variable("${_pkg_check_prefix}_LIBDIR" ${_pkg_check_modules_pkg} "libdir")
         foreach (variable IN ITEMS PREFIX INCLUDEDIR LIBDIR)
-          _pkgconfig_set("${_pkg_check_modules_pkg}_${variable}" "${${_pkg_check_modules_pkg}_${variable}}")
+          _pkgconfig_set("${_pkg_check_prefix}_${variable}" "${${_pkg_check_prefix}_${variable}}")
         endforeach ()
 
         if (NOT ${_is_silent})
diff --git a/Tests/RunCMake/FindPkgConfig/FindPkgConfig_cache_variables.cmake b/Tests/RunCMake/FindPkgConfig/FindPkgConfig_cache_variables.cmake
index 8d8d00099..d0046caa1 100644
--- a/Tests/RunCMake/FindPkgConfig/FindPkgConfig_cache_variables.cmake
+++ b/Tests/RunCMake/FindPkgConfig/FindPkgConfig_cache_variables.cmake
@@ -1,14 +1,15 @@
+cmake_minimum_required(VERSION 3.3)
+
 find_package(PkgConfig REQUIRED)
 pkg_check_modules(NCURSES QUIET ncurses)
 
 if (NCURSES_FOUND)
   foreach (variable IN ITEMS PREFIX INCLUDEDIR LIBDIR)
-    get_property("${variable}"
+    get_property(value
       CACHE     "NCURSES_${variable}"
-      PROPERTY  TYPE
-      SET)
-    if (NOT ${variable})
-      message(FATAL_ERROR "Failed to set cache entry for NCURSES_${variable}")
+      PROPERTY  VALUE)
+    if (NOT value STREQUAL NCURSES_${variable})
+      message(FATAL_ERROR "Failed to set cache entry for NCURSES_${variable}:\nexpected -->${value}<--\nreceived -->${NCURSES_${variable}}<--")
     endif ()
   endforeach ()
 else ()