diff --git a/.gitmodules b/.gitmodules
index 62474b67aaf8..564020686040 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -15,7 +15,7 @@
 [submodule "content-modules/opentelemetry-proto"]
 	path = content-modules/opentelemetry-proto
 	url = https://github.com/open-telemetry/opentelemetry-proto
-	otlp-pin = v1.4.0
+	otlp-pin = v1.5.0
 [submodule "content-modules/semantic-conventions"]
 	path = content-modules/semantic-conventions
 	url = https://github.com/open-telemetry/semantic-conventions
diff --git a/content-modules/opentelemetry-proto b/content-modules/opentelemetry-proto
index 0adf6aac0045..2bd940b2b77c 160000
--- a/content-modules/opentelemetry-proto
+++ b/content-modules/opentelemetry-proto
@@ -1 +1 @@
-Subproject commit 0adf6aac004578b28267394514b2e55ee9cc012f
+Subproject commit 2bd940b2b77c1ab57c27166af21384906da7bb2b
diff --git a/scripts/content-modules/adjust-pages.pl b/scripts/content-modules/adjust-pages.pl
index db93a479b42a..3fdba0d9e9b8 100755
--- a/scripts/content-modules/adjust-pages.pl
+++ b/scripts/content-modules/adjust-pages.pl
@@ -19,7 +19,7 @@
 my $specBasePath = '/docs/specs';
 my %versions = qw(
   spec: 1.40.0
-  otlp: 1.4.0
+  otlp: 1.5.0
   semconv: 1.29.0
 );
 my $otelSpecVers = $versions{'spec:'};