diff --git a/samples/grpc-client/pom.xml b/samples/grpc-client/pom.xml
index 382ad45..d3bbc6f 100644
--- a/samples/grpc-client/pom.xml
+++ b/samples/grpc-client/pom.xml
@@ -112,7 +112,7 @@
 			<plugin>
 				<groupId>io.github.ascopes</groupId>
 				<artifactId>protobuf-maven-plugin</artifactId>
-				<version>3.1.2</version>
+				<version>3.2.3</version>
 				<configuration>
 					<protocVersion>${protobuf-java.version}</protocVersion>
 					<binaryMavenPlugins>
diff --git a/samples/grpc-oauth2/pom.xml b/samples/grpc-oauth2/pom.xml
index b079685..d897a83 100644
--- a/samples/grpc-oauth2/pom.xml
+++ b/samples/grpc-oauth2/pom.xml
@@ -123,7 +123,7 @@
 			<plugin>
 				<groupId>io.github.ascopes</groupId>
 				<artifactId>protobuf-maven-plugin</artifactId>
-				<version>3.1.2</version>
+				<version>3.2.3</version>
 				<configuration>
 					<protocVersion>${protobuf-java.version}</protocVersion>
 					<binaryMavenPlugins>
diff --git a/samples/grpc-reactive/pom.xml b/samples/grpc-reactive/pom.xml
index 922498a..48325bb 100644
--- a/samples/grpc-reactive/pom.xml
+++ b/samples/grpc-reactive/pom.xml
@@ -138,7 +138,7 @@
 			<plugin>
 				<groupId>io.github.ascopes</groupId>
 				<artifactId>protobuf-maven-plugin</artifactId>
-				<version>3.1.2</version>
+				<version>3.2.3</version>
 				<configuration>
 					<protocVersion>${protobuf-java.version}</protocVersion>
 					<binaryMavenPlugins>
diff --git a/samples/grpc-secure/pom.xml b/samples/grpc-secure/pom.xml
index 040979d..707fcc2 100644
--- a/samples/grpc-secure/pom.xml
+++ b/samples/grpc-secure/pom.xml
@@ -116,7 +116,7 @@
 			<plugin>
 				<groupId>io.github.ascopes</groupId>
 				<artifactId>protobuf-maven-plugin</artifactId>
-				<version>3.1.2</version>
+				<version>3.2.3</version>
 				<configuration>
 					<protocVersion>${protobuf-java.version}</protocVersion>
 					<binaryMavenPlugins>
diff --git a/samples/grpc-server-kotlin/pom.xml b/samples/grpc-server-kotlin/pom.xml
index a0c5ec9..5ad46a1 100644
--- a/samples/grpc-server-kotlin/pom.xml
+++ b/samples/grpc-server-kotlin/pom.xml
@@ -150,7 +150,7 @@
 			<plugin>
 				<groupId>io.github.ascopes</groupId>
 				<artifactId>protobuf-maven-plugin</artifactId>
-				<version>3.1.2</version>
+				<version>3.2.3</version>
 				<configuration>
 					<protocVersion>${protobuf-java.version}</protocVersion>
 					<binaryMavenPlugins>
diff --git a/samples/grpc-server-netty-shaded/pom.xml b/samples/grpc-server-netty-shaded/pom.xml
index 0615d3c..a044eef 100644
--- a/samples/grpc-server-netty-shaded/pom.xml
+++ b/samples/grpc-server-netty-shaded/pom.xml
@@ -113,7 +113,7 @@
 			<plugin>
 				<groupId>io.github.ascopes</groupId>
 				<artifactId>protobuf-maven-plugin</artifactId>
-				<version>3.1.2</version>
+				<version>3.2.3</version>
 				<configuration>
 					<protocVersion>${protobuf-java.version}</protocVersion>
 					<binaryMavenPlugins>
diff --git a/samples/grpc-server/pom.xml b/samples/grpc-server/pom.xml
index f795838..af03f92 100644
--- a/samples/grpc-server/pom.xml
+++ b/samples/grpc-server/pom.xml
@@ -119,7 +119,7 @@
 			<plugin>
 				<groupId>io.github.ascopes</groupId>
 				<artifactId>protobuf-maven-plugin</artifactId>
-				<version>3.1.2</version>
+				<version>3.2.3</version>
 				<configuration>
 					<protocVersion>${protobuf-java.version}</protocVersion>
 					<binaryMavenPlugins>
diff --git a/samples/grpc-tomcat-secure/pom.xml b/samples/grpc-tomcat-secure/pom.xml
index f158c3e..8acb7d6 100644
--- a/samples/grpc-tomcat-secure/pom.xml
+++ b/samples/grpc-tomcat-secure/pom.xml
@@ -111,7 +111,7 @@
 			<plugin>
 				<groupId>io.github.ascopes</groupId>
 				<artifactId>protobuf-maven-plugin</artifactId>
-				<version>3.1.2</version>
+				<version>3.2.3</version>
 				<configuration>
 					<protocVersion>${protobuf-java.version}</protocVersion>
 					<binaryMavenPlugins>
diff --git a/samples/grpc-tomcat/pom.xml b/samples/grpc-tomcat/pom.xml
index 895500e..3c1ef20 100644
--- a/samples/grpc-tomcat/pom.xml
+++ b/samples/grpc-tomcat/pom.xml
@@ -116,7 +116,7 @@
 			<plugin>
 				<groupId>io.github.ascopes</groupId>
 				<artifactId>protobuf-maven-plugin</artifactId>
-				<version>3.1.2</version>
+				<version>3.2.3</version>
 				<configuration>
 					<protocVersion>${protobuf-java.version}</protocVersion>
 					<binaryMavenPlugins>
diff --git a/samples/grpc-webflux/pom.xml b/samples/grpc-webflux/pom.xml
index 50d9d79..c7166ee 100644
--- a/samples/grpc-webflux/pom.xml
+++ b/samples/grpc-webflux/pom.xml
@@ -111,7 +111,7 @@
 			<plugin>
 				<groupId>io.github.ascopes</groupId>
 				<artifactId>protobuf-maven-plugin</artifactId>
-				<version>3.1.2</version>
+				<version>3.2.3</version>
 				<configuration>
 					<protocVersion>${protobuf-java.version}</protocVersion>
 					<binaryMavenPlugins>