diff --git a/.github/workflows/maven-deploy.yml b/.github/workflows/maven-deploy.yml
index 59f4a60..872792f 100644
--- a/.github/workflows/maven-deploy.yml
+++ b/.github/workflows/maven-deploy.yml
@@ -13,7 +13,7 @@ jobs:
       - name: Set up Maven Central Repository
         uses: actions/setup-java@v4
         with:
-          java-version: '17'
+          java-version: '11'
           distribution: 'temurin'
           server-id: ossrh
           server-username: MAVEN_USERNAME
diff --git a/.github/workflows/maven-release.yml b/.github/workflows/maven-release.yml
index 59f09dc..8a2bd52 100644
--- a/.github/workflows/maven-release.yml
+++ b/.github/workflows/maven-release.yml
@@ -13,7 +13,7 @@ jobs:
       - name: Set up Maven Central Repository
         uses: actions/setup-java@v4
         with:
-          java-version: '17'
+          java-version: '11'
           distribution: 'temurin'
           server-id: ossrh
           server-username: MAVEN_USERNAME
diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index 881f740..c15f39f 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -12,10 +12,10 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up JDK 17
+      - name: Set up JDK 11
         uses: actions/setup-java@v4
         with:
-          java-version: '17'
+          java-version: '11'
           distribution: 'temurin'
           cache: maven
 
diff --git a/byteops-netty/pom.xml b/byteops-netty/pom.xml
index c578eb8..0ede354 100644
--- a/byteops-netty/pom.xml
+++ b/byteops-netty/pom.xml
@@ -11,12 +11,6 @@
 
   <artifactId>byteops-netty</artifactId>
 
-  <properties>
-    <maven.compiler.source>17</maven.compiler.source>
-    <maven.compiler.target>17</maven.compiler.target>
-    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-  </properties>
-
   <dependencies>
     <dependency>
       <groupId>com.digitalpetri.util</groupId>
@@ -47,4 +41,4 @@
     </dependency>
   </dependencies>
 
-</project>
\ No newline at end of file
+</project>
diff --git a/byteops-unsigned/pom.xml b/byteops-unsigned/pom.xml
index 04365d7..9bb93b5 100644
--- a/byteops-unsigned/pom.xml
+++ b/byteops-unsigned/pom.xml
@@ -11,12 +11,6 @@
 
   <artifactId>byteops-unsigned</artifactId>
 
-  <properties>
-    <maven.compiler.source>17</maven.compiler.source>
-    <maven.compiler.target>17</maven.compiler.target>
-    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-  </properties>
-
   <dependencies>
     <dependency>
       <groupId>com.digitalpetri.util</groupId>
@@ -41,4 +35,4 @@
     </dependency>
   </dependencies>
 
-</project>
\ No newline at end of file
+</project>
diff --git a/byteops/pom.xml b/byteops/pom.xml
index b8c0d2c..f369ebe 100644
--- a/byteops/pom.xml
+++ b/byteops/pom.xml
@@ -11,12 +11,6 @@
 
   <artifactId>byteops</artifactId>
 
-  <properties>
-    <maven.compiler.source>17</maven.compiler.source>
-    <maven.compiler.target>17</maven.compiler.target>
-    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-  </properties>
-
   <dependencies>
     <dependency>
       <groupId>org.junit.jupiter</groupId>
diff --git a/pom.xml b/pom.xml
index 097b52d..63a9692 100644
--- a/pom.xml
+++ b/pom.xml
@@ -39,8 +39,8 @@
   </scm>
 
   <properties>
-    <maven.compiler.source>17</maven.compiler.source>
-    <maven.compiler.target>17</maven.compiler.target>
+    <maven.compiler.source>11</maven.compiler.source>
+    <maven.compiler.target>11</maven.compiler.target>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
     <!-- Dependencies -->
@@ -166,4 +166,4 @@
       <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
     </repository>
   </distributionManagement>
-</project>
\ No newline at end of file
+</project>