diff --git a/lambdat/vastaanotto/pom.xml b/lambdat/vastaanotto/pom.xml
index 75aabfc8..7e0c724c 100644
--- a/lambdat/vastaanotto/pom.xml
+++ b/lambdat/vastaanotto/pom.xml
@@ -163,6 +163,19 @@
                     </execution>
                 </executions>
             </plugin>
+            <plugin>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>default-compile</id>
+                        <phase>none</phase>
+                    </execution>
+                    <execution>
+                        <id>default-testCompile</id>
+                        <phase>none</phase>
+                    </execution>
+                </executions>
+            </plugin>
         </plugins>
     </build>
 
diff --git a/pom.xml b/pom.xml
index 29f9a8bb..e4ca3f03 100644
--- a/pom.xml
+++ b/pom.xml
@@ -77,6 +77,19 @@
           </execution>
         </executions>
       </plugin>
+      <plugin>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <executions>
+          <execution>
+            <id>default-compile</id>
+            <phase>none</phase>
+          </execution>
+          <execution>
+            <id>default-testCompile</id>
+            <phase>none</phase>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>