diff --git a/src/Mod/Assembly/Gui/Resources/panels/TaskAssemblyCreateJoint.ui b/src/Mod/Assembly/Gui/Resources/panels/TaskAssemblyCreateJoint.ui
index 1a71b19688..05245ca40c 100644
--- a/src/Mod/Assembly/Gui/Resources/panels/TaskAssemblyCreateJoint.ui
+++ b/src/Mod/Assembly/Gui/Resources/panels/TaskAssemblyCreateJoint.ui
@@ -209,6 +209,12 @@
         <property name="unit" stdset="0">
          <string notr="true">deg</string>
         </property>
+        <property name="minimum">
+          <double>-180.0</double>
+        </property>
+        <property name="maximum">
+          <double>180.0</double>
+        </property>
        </widget>
       </item>
       <item row="3" column="0">
@@ -232,6 +238,12 @@
         <property name="unit" stdset="0">
          <string notr="true">deg</string>
         </property>
+        <property name="minimum">
+          <double>-180.0</double>
+        </property>
+        <property name="maximum">
+          <double>180.0</double>
+        </property>
        </widget>
       </item>
      </layout>