diff --git a/.changelog/42595.txt b/.changelog/42595.txt
new file mode 100644
index 00000000000..3662f5752e1
--- /dev/null
+++ b/.changelog/42595.txt
@@ -0,0 +1,3 @@
+```release-note:bug
+resource/aws_ssm_parameter: Fix `version` not being updated when `description` changes
+```
diff --git a/internal/service/ssm/parameter.go b/internal/service/ssm/parameter.go
index 333983f2435..e178d982b22 100644
--- a/internal/service/ssm/parameter.go
+++ b/internal/service/ssm/parameter.go
@@ -150,7 +150,7 @@ func resourceParameter() *schema.Resource {
 				return awstypes.ParameterTier(old.(string)) == awstypes.ParameterTierAdvanced && awstypes.ParameterTier(new.(string)) == awstypes.ParameterTierStandard
 			}),
 			customdiff.ComputedIf(names.AttrVersion, func(_ context.Context, diff *schema.ResourceDiff, meta any) bool {
-				return diff.HasChange(names.AttrValue)
+				return diff.HasChange(names.AttrValue) || diff.HasChange(names.AttrDescription)
 			}),
 			customdiff.ComputedIf(names.AttrValue, func(_ context.Context, diff *schema.ResourceDiff, meta any) bool {
 				return diff.HasChange("insecure_value")