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-rw-r--r--include/slibc-error.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/slibc-error.h b/include/slibc-error.h
index c474745..b7e02b7 100644
--- a/include/slibc-error.h
+++ b/include/slibc-error.h
@@ -213,7 +213,7 @@ int* __slibc_error_line(void) __GCC_ONLY(__attribute__((const))); /* TODO not im
*
* This is a slibc extension.
*
- * @param progname The name of the program, `NULL` to use `program_invocation_name`.
+ * @param progname The name of the program, `NULL` or empty to use `program_invocation_name`.
* @param filename The source code file where the error occurred.
* @param linenum The line in the source code where the error occurred.
* @param function The function in the source code where the error occurred.