diff --git a/roottest/cling/other/CMakeLists.txt b/roottest/cling/other/CMakeLists.txt
index e7607efe1e80b..35ec0b06bbc25 100644
--- a/roottest/cling/other/CMakeLists.txt
+++ b/roottest/cling/other/CMakeLists.txt
@@ -46,6 +46,13 @@ ROOTTEST_ADD_TEST(execValuePrint
                   OUTREF execValuePrint.ref
                   LABELS roottest regression cling)
 
+ROOT_EXECUTABLE(testNameEndingWithcl testNameEndingWithcl.cxx LIBRARIES Core)
+ROOTTEST_ADD_TEST(testNameEndingWithcl
+                  EXEC ./testNameEndingWithcl
+                  FAILREGEX "unknown argument"
+                  LABELS roottest regression cling)
+ROOT_SET_OUTPUT_DIRECTORIES(testNameEndingWithcl)
+
 if(MSVC)
     set(ERREF_FILE checkMissingSymbolExitCode_win32.eref)
 else()
@@ -72,4 +79,4 @@ if(NOT MSVC)
                     COPY_TO_BUILDDIR dupSymJIT.h
                     DEPENDS dupSymJIT
                     LABELS roottest regression cling)
-endif()
\ No newline at end of file
+endif()
diff --git a/roottest/cling/other/testNameEndingWithcl.cxx b/roottest/cling/other/testNameEndingWithcl.cxx
new file mode 100644
index 0000000000000..d5ea7cc3c61d9
--- /dev/null
+++ b/roottest/cling/other/testNameEndingWithcl.cxx
@@ -0,0 +1,8 @@
+// Regression test for https://github.com/root-project/root/issues/23493
+#include <TROOT.h>
+
+int main() {
+  // this causes ROOT to be initialized
+  gROOT;
+  return 0;
+}