diff --git a/sdk/lib/rtl/path.c b/sdk/lib/rtl/path.c
index b52b24cd8b6..7639424d0a1 100644
--- a/sdk/lib/rtl/path.c
+++ b/sdk/lib/rtl/path.c
@@ -681,7 +681,7 @@ RtlGetFullPathName_Ustr(
                         goto Quit;
 
                     default:
-                        DPRINT1("RtlQueryEnvironmentVariable_U returned 0x%08lx\n", Status);
+                        DPRINT1("RtlQueryEnvironmentVariable_U(\"%wZ\") returned 0x%08lx\n", &EnvVarName, Status);
 
                         EnvVarNameBuffer[0] = NewDrive;
                         EnvVarNameBuffer[1] = L':';