diff --git a/Tests/RunCMake/cmake_language/Experimental/CxxImportStd-set-stderr.txt b/Tests/RunCMake/cmake_language/Experimental/CxxImportStd-set-stderr.txt
index bddd3ab237..5b2791e36d 100644
--- a/Tests/RunCMake/cmake_language/Experimental/CxxImportStd-set-stderr.txt
+++ b/Tests/RunCMake/cmake_language/Experimental/CxxImportStd-set-stderr.txt
@@ -1,6 +1,6 @@
-CMake Warning \(dev\) at Experimental/CxxImportStd-set.cmake:4 \(cmake_language\):
-  CMake's support for `import std;` in C\+\+23 and newer is experimental.  It
-  is meant only for experimentation and feedback to CMake developers.
+^CMake Warning \(dev\) at Experimental/CxxImportStd-set\.cmake:4 \(cmake_language\):
+  CMake's support for `import std;` in C\+\+23 and newer is experimental\.  It
+  is meant only for experimentation and feedback to CMake developers\.
 Call Stack \(most recent call first\):
-  CMakeLists.txt:3 \(include\)
-This warning is for project developers.  Use -Wno-dev to suppress it.
+  CMakeLists\.txt:[0-9]+ \(include\)
+This warning is for project developers\.  Use -Wno-dev to suppress it\.$
diff --git a/Tests/RunCMake/cmake_language/Experimental/ExportPackageDependencies-set-stderr.txt b/Tests/RunCMake/cmake_language/Experimental/ExportPackageDependencies-set-stderr.txt
index 02078358d5..29e1b60105 100644
--- a/Tests/RunCMake/cmake_language/Experimental/ExportPackageDependencies-set-stderr.txt
+++ b/Tests/RunCMake/cmake_language/Experimental/ExportPackageDependencies-set-stderr.txt
@@ -1,6 +1,6 @@
-CMake Warning \(dev\) at Experimental/ExportPackageDependencies-set.cmake:4 \(cmake_language\):
-  CMake's EXPORT_PACKAGE_DEPENDENCIES support is experimental.  It is meant
-  only for experimentation and feedback to CMake developers.
+^CMake Warning \(dev\) at Experimental/ExportPackageDependencies-set\.cmake:4 \(cmake_language\):
+  CMake's EXPORT_PACKAGE_DEPENDENCIES support is experimental\.  It is meant
+  only for experimentation and feedback to CMake developers\.
 Call Stack \(most recent call first\):
-  CMakeLists.txt:3 \(include\)
-This warning is for project developers.  Use -Wno-dev to suppress it.
+  CMakeLists\.txt:[0-9]+ \(include\)
+This warning is for project developers\.  Use -Wno-dev to suppress it\.$
diff --git a/Tests/RunCMake/cmake_language/Experimental/WindowsKernelModeDriver-set-stderr.txt b/Tests/RunCMake/cmake_language/Experimental/WindowsKernelModeDriver-set-stderr.txt
index d6f8788306..f019a88193 100644
--- a/Tests/RunCMake/cmake_language/Experimental/WindowsKernelModeDriver-set-stderr.txt
+++ b/Tests/RunCMake/cmake_language/Experimental/WindowsKernelModeDriver-set-stderr.txt
@@ -1,6 +1,6 @@
-CMake Warning \(dev\) at Experimental/WindowsKernelModeDriver-set.cmake:4 \(cmake_language\):
+^CMake Warning \(dev\) at Experimental/WindowsKernelModeDriver-set.cmake:4 \(cmake_language\):
   CMake's Windows kernel-mode driver support is experimental.  It is meant
   only for experimentation and feedback to CMake developers.
 Call Stack \(most recent call first\):
-  CMakeLists.txt:3 \(include\)
-This warning is for project developers.  Use -Wno-dev to suppress it.
+  CMakeLists.txt:[0-9]+ \(include\)
+This warning is for project developers.  Use -Wno-dev to suppress it.$