diff --git a/tests/fmt_formatter/CMakeLists.txt b/tests/fmt_formatter/CMakeLists.txt
index 54537f904..7e65cd3ed 100644
--- a/tests/fmt_formatter/CMakeLists.txt
+++ b/tests/fmt_formatter/CMakeLists.txt
@@ -1,4 +1,7 @@
-if (${CMAKE_VERSION} VERSION_GREATER "3.14.0")
+# fmt's CMakeLists.txt unconditionally sets the VERSION/SOVERSION/DEBUG_POSTFIX
+# properties on its (always-configured) INTERFACE_LIBRARY "fmt-header-only" target;
+# CMake rejected those properties on INTERFACE_LIBRARY targets before CMake 3.19
+if (${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.19.0")
   add_test(NAME fmt_formatter_configure
     COMMAND ${CMAKE_COMMAND}
     -G "${CMAKE_GENERATOR}"