diff --git a/.changelog/31608.txt b/.changelog/31608.txt
new file mode 100644
index 00000000000..d255c3e3401
--- /dev/null
+++ b/.changelog/31608.txt
@@ -0,0 +1,3 @@
+```release-note:bug
+resource/aws_cloudfront_distribution: Remove the upper limit on `origin_keepalive_timeout`
+```
diff --git a/internal/service/cloudfront/distribution.go b/internal/service/cloudfront/distribution.go
index 8df20d239b3..75f7696ea20 100644
--- a/internal/service/cloudfront/distribution.go
+++ b/internal/service/cloudfront/distribution.go
@@ -545,7 +545,7 @@ func ResourceDistribution() *schema.Resource {
 										Type:         schema.TypeInt,
 										Optional:     true,
 										Default:      5,
-										ValidateFunc: validation.IntBetween(1, 180),
+										ValidateFunc: validation.IntAtLeast(1),
 									},
 									"origin_read_timeout": {
 										Type:         schema.TypeInt,