diff --git a/man7/vdso.7 b/man7/vdso.7
index 986cb2cd3..84476ff5e 100644
--- a/man7/vdso.7
+++ b/man7/vdso.7
@@ -135,7 +135,7 @@ You will frequently find it under the architecture-specific directory:
     find arch/$ARCH/ -name '*vdso*.so*' -o -name '*gate*.so*'
 
 .SS vDSO names
-The name of vDSO varies across architectures.
+The name of the vDSO varies across architectures.
 It will often show up in things like glibc's
 .BR ldd (1)
 output.