diff --git a/man2/query_module.2 b/man2/query_module.2
index 4d12ad881..8965e7bf4 100644
--- a/man2/query_module.2
+++ b/man2/query_module.2
@@ -47,12 +47,14 @@ The returned buffer consists of a sequence of null-terminated strings;
 .I ret
 is set to the number of
 modules.
+.\" ret is set on ENOSPC
 .TP
 .B QM_DEPS
 Returns the names of all modules used by the indicated module.
 The returned buffer consists of a sequence of null-terminated strings;
 .I ret
 is set to the number of modules.
+.\" ret is set on ENOSPC
 .TP
 .B QM_REFS
 Returns the names of all modules using the indicated module.
@@ -61,11 +63,13 @@ This is the inverse of
 The returned buffer consists of a sequence of null-terminated strings;
 .I ret
 is set to the number of modules.
+.\" ret is set on ENOSPC
 .TP
 .B QM_SYMBOLS
 Returns the symbols and values exported by the kernel or the indicated
 module.
 The returned buffer is an array of structures of the following form
+.\" ret is set on ENOSPC
 .RS
 .PP
 .nf