diff --git a/include/internal/catch_compiler_capabilities.h b/include/internal/catch_compiler_capabilities.h
index 3f56bbb4..141871f0 100644
--- a/include/internal/catch_compiler_capabilities.h
+++ b/include/internal/catch_compiler_capabilities.h
@@ -126,6 +126,7 @@
 #define CATCH_INTERNAL_CONFIG_VARIADIC_MACROS
 #define CATCH_INTERNAL_SUNPRO_CC_NON_COMPLIANT_STL
 // Tested OK with:
+//  __SUNPRO_CC 0x580
 //  __SUNPRO_CC 0x5110
 //  __SUNPRO_CC 0x5120
 #   if __SUNPRO_CC == 0x5100  // Oracle Solaris Studio version 12.1