diff --git a/src/codegen/pEp.yml2 b/src/codegen/pEp.yml2
index 14ef8b8..7ec2584 100644
--- a/src/codegen/pEp.yml2
+++ b/src/codegen/pEp.yml2
@@ -242,6 +242,8 @@ namespace pEp {
                 in identity ident
             );
 
+	    method cached=true disable_all_sync_channels();
+
         method config_cipher_suite(
                 in CipherSuite suite
             );
diff --git a/test/java/foundation/pEp/jniadapter/test/Makefile b/test/java/foundation/pEp/jniadapter/test/Makefile
index 1bb02e6..240a5e8 100644
--- a/test/java/foundation/pEp/jniadapter/test/Makefile
+++ b/test/java/foundation/pEp/jniadapter/test/Makefile
@@ -24,6 +24,7 @@ run: compile
 	$(MAKE) -C jni143
 	$(MAKE) -C jni147
 	$(MAKE) -C jni148
+	$(MAKE) -C jni149
 
 
 compile:
@@ -52,6 +53,7 @@ compile:
 	$(MAKE) -C jni143 compile
 	$(MAKE) -C jni147 compile
 	$(MAKE) -C jni148 compile
+	$(MAKE) -C jni149 compile
 
 clean:
 	$(MAKE) -C templateAlice clean
@@ -78,6 +80,7 @@ clean:
 	$(MAKE) -C jni143 clean
 	$(MAKE) -C jni147 clean
 	$(MAKE) -C jni148 clean
+	$(MAKE) -C jni149 clean
 
 clean-pep-home:
 	$(MAKE) -C basic clean-pep-home
diff --git a/test/java/foundation/pEp/jniadapter/test/jni149/Makefile b/test/java/foundation/pEp/jniadapter/test/jni149/Makefile
new file mode 100644
index 0000000..555e64b
--- /dev/null
+++ b/test/java/foundation/pEp/jniadapter/test/jni149/Makefile
@@ -0,0 +1,34 @@
+include ../../../../../../../Makefile.conf
+include ../Makefile.conf
+
+TEST_UNIT_NAME=jni149
+
+JAVA_CLASSES+= \
+ 	TestAlice.class
+
+.PHONY: pitytest compile alice test clean
+
+all: alice compile
+
+pitytest:
+	$(MAKE) -C $(PITYTEST_DIR)
+
+alice: compile clean-pep-home-alice
+	cd $(JAVA_CWD);pwd;HOME=$(JAVA_PEP_HOME_DIR_ALICE) $(JAVA) $(JAVA_PKG_BASENAME).$(TEST_UNIT_NAME).TestAlice
+
+compile: $(JAVA_CLASSES) pitytest
+
+%.class: %.java
+	cd $(JAVA_CWD);javac -cp $(CLASSPATH) $(JAVA_PKG_BASEPATH)/$(TEST_UNIT_NAME)/$<
+
+clean:
+	rm -f $(JAVA_CLASSES)
+	rm -f *.class
+	rm -f *.log
+	rm -Rf .gnupg
+	rm -Rf .lldb
+
+clean-pep-home: clean-pep-home-alice
+
+clean-pep-home-alice:
+	rm -rf $(PEP_HOME_DIR_ALICE)/.pEp
diff --git a/test/java/foundation/pEp/jniadapter/test/jni149/TestAlice.java b/test/java/foundation/pEp/jniadapter/test/jni149/TestAlice.java
new file mode 100644
index 0000000..1786f3a
--- /dev/null
+++ b/test/java/foundation/pEp/jniadapter/test/jni149/TestAlice.java
@@ -0,0 +1,58 @@
+package foundation.pEp.jniadapter.test.jni149;
+
+import foundation.pEp.jniadapter.test.utils.AdapterTestUtils;
+import foundation.pEp.jniadapter.test.utils.CTXBase;
+import foundation.pEp.pitytest.TestSuite;
+import foundation.pEp.pitytest.TestUnit;
+import foundation.pEp.pitytest.utils.TestUtils;
+
+import static foundation.pEp.pitytest.TestLogger.log;
+
+
+/*
+JNI-149 - Wrap disable_all_sync_channels into the adapter
+
+Test:
+create 3 identities a,b,c as new own identities using myself()
+assert a,b,c are enabled for sync (ident.flags == 0)
+call disable_all_sync_channels();
+assert a,b,c, are disabled for sync (ident.flags == 1)
+*/
+
+
+class TestAlice {
+    public static void main(String[] args) throws Exception {
+        TestSuite.getDefault().setVerbose(true);
+        TestSuite.getDefault().setTestColor(TestUtils.TermColor.GREEN);
+
+        new TestUnit<CTXBase>("disable_all_sync_channels()", new CTXBase(), ctx -> {
+            ctx.alice = ctx.engine.myself(ctx.alice);
+            ctx.bob = ctx.engine.myself(ctx.bob);
+            ctx.carol = ctx.engine.myself(ctx.carol);
+            log(AdapterTestUtils.identityToString(ctx.alice, true));
+            log(AdapterTestUtils.identityToString(ctx.bob, true));
+            log(AdapterTestUtils.identityToString(ctx.carol, true));
+            assert ctx.alice.flags == 0 : ctx.alice.address + ": flags are expected to be 0, but are: " + ctx.alice.flags;
+            assert ctx.bob.flags == 0 : ctx.bob.address + ": flags are expected to be 0, but are: " + ctx.bob.flags;
+            assert ctx.carol.flags == 0 : ctx.carol.address + ": flags are expected to be 0, but are: " + ctx.carol.flags;
+
+            // disable_all_sync_channels
+            ctx.engine.disable_all_sync_channels();
+
+            ctx.alice = ctx.engine.myself(ctx.alice);
+            ctx.bob = ctx.engine.myself(ctx.bob);
+            ctx.carol = ctx.engine.myself(ctx.carol);
+            log("\n\n");
+            log(AdapterTestUtils.identityToString(ctx.alice, true));
+            log(AdapterTestUtils.identityToString(ctx.bob, true));
+            log(AdapterTestUtils.identityToString(ctx.carol, true));
+            assert ctx.alice.flags == 1 : ctx.alice.address + ": flags are expected to be 1, but are: " + ctx.alice.flags;
+            assert ctx.bob.flags == 1 : ctx.bob.address + ": flags are expected to be 1, but are: " + ctx.bob.flags;
+            assert ctx.carol.flags == 1 : ctx.carol.address + ": flags are expected to be 1, but are: " + ctx.carol.flags;
+        });
+
+        TestSuite.getDefault().run();
+    }
+}
+
+
diff --git a/test/java/foundation/pEp/jniadapter/test/utils/CTXBase.java b/test/java/foundation/pEp/jniadapter/test/utils/CTXBase.java
index 31f6c92..92b60c6 100644
--- a/test/java/foundation/pEp/jniadapter/test/utils/CTXBase.java
+++ b/test/java/foundation/pEp/jniadapter/test/utils/CTXBase.java
@@ -84,15 +84,21 @@ public class CTXBase extends AbstractTestContext {
         attachment1KB = AdapterTestUtils.makeNewTestBlob(1000, "att with size 1KB", null);
 
         alice = new Identity();
+        alice.username = "Alice pEp Test";
         alice.user_id = "23";
         alice.address = "alice@peptest.org";
         alice.me = true;
 
         bob = new Identity();
-        bob.username = "pEp Test Bob";
+        bob.username = "Bob pEp Test";
         bob.user_id = "42";
         bob.address = "bob@peptest.org";
 
+        carol = new Identity();
+        carol.username = "Carol pEp Test";
+        carol.user_id = "65";
+        carol.address = "carol@peptest.org";
+
         msgAliceToAlice = AdapterTestUtils.makeNewTestMessage(alice, alice, Message.Direction.Outgoing);
         msgAliceToBob = AdapterTestUtils.makeNewTestMessage(alice, bob, Message.Direction.Outgoing);