diff --git a/src/main/java/com/gis3c/ol/dao/SourceDao.java b/src/main/java/com/gis3c/ol/dao/SourceDao.java
index e5c3f64..19581bb 100644
--- a/src/main/java/com/gis3c/ol/dao/SourceDao.java
+++ b/src/main/java/com/gis3c/ol/dao/SourceDao.java
@@ -24,6 +24,6 @@ public interface SourceDao {
             @Param("projection") String projection);
     public Integer findSourceCount();
     public Integer insertSource(Source source);
-
+    public Integer updateSource(Source source);
     public Integer deleteSourcesById(Set<String> sourceIds);
 }
diff --git a/src/main/java/com/gis3c/ol/service/SourceService.java b/src/main/java/com/gis3c/ol/service/SourceService.java
index 62c654a..ae49f57 100644
--- a/src/main/java/com/gis3c/ol/service/SourceService.java
+++ b/src/main/java/com/gis3c/ol/service/SourceService.java
@@ -18,6 +18,6 @@ public interface SourceService {
     public Integer findSourceCount();
 
     public Integer insertSource(Source source);
-
+    public Integer updateSource(Source source);
     public Integer deleteSourcesById(Set<String> sourceIds);
 }
diff --git a/src/main/java/com/gis3c/ol/service/impl/SourceServiceImpl.java b/src/main/java/com/gis3c/ol/service/impl/SourceServiceImpl.java
index 525ff33..6df34b7 100644
--- a/src/main/java/com/gis3c/ol/service/impl/SourceServiceImpl.java
+++ b/src/main/java/com/gis3c/ol/service/impl/SourceServiceImpl.java
@@ -63,6 +63,11 @@ public class SourceServiceImpl implements SourceService {
         return sourceDao.insertSource(source);
     }
 
+    @Override
+    public Integer updateSource(Source source) {
+        return sourceDao.updateSource(source);
+    }
+
     @Override
     public Integer deleteSourcesById(Set<String> sourceIds) {
         return sourceDao.deleteSourcesById(sourceIds);
diff --git a/src/test/resources/mappings/ol/SourceDao.xml b/src/test/resources/mappings/ol/SourceDao.xml
index 0a9c26d..14a380a 100644
--- a/src/test/resources/mappings/ol/SourceDao.xml
+++ b/src/test/resources/mappings/ol/SourceDao.xml
@@ -74,7 +74,15 @@
 			, #{description}
 		);
 	</insert>
-
+	<update id="updateSource" parameterType="com.gis3c.ol.entity.Source">
+		UPDATE c3gis_ol_source SET
+			sourceName = #{sourceName},
+			type = #{type},
+			projection = #{projection},
+			options = #{options, javaType=ObjectJSON}::jsonb,
+			description = #{description}
+		WHERE sourceId = #{sourceId};
+	</update>
 	<delete id="deleteSourcesById" parameterType="java.util.Set">
 		delete from c3gis_ol_source
 		WHERE sourceId in