diff --git a/afterburner/src/test/java/tools/jackson/module/afterburner/deser/filter/TestUnknownPropertyDeserialization.java b/afterburner/src/test/java/tools/jackson/module/afterburner/deser/filter/TestUnknownPropertyDeserialization.java
index 6d369e36..94e54537 100644
--- a/afterburner/src/test/java/tools/jackson/module/afterburner/deser/filter/TestUnknownPropertyDeserialization.java
+++ b/afterburner/src/test/java/tools/jackson/module/afterburner/deser/filter/TestUnknownPropertyDeserialization.java
@@ -135,7 +135,9 @@ static class Bean987 {
     public void testUnknownHandlingDefault() throws Exception
     {
         try {
-            MAPPER.readValue(new StringReader(JSON_UNKNOWN_FIELD), TestBean.class);
+            MAPPER.readerFor(TestBean.class)
+                .with(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES)
+                .readValue(new StringReader(JSON_UNKNOWN_FIELD));
             fail("Should not pass");
         } catch (UnrecognizedPropertyException jex) {
             verifyException(jex, "Unrecognized property \"foo\"");
@@ -231,14 +233,16 @@ public void testClassWithIgnoreUnknown() throws Exception
      */
     public void testClassWithUnknownAndIgnore() throws Exception
     {
+        ObjectReader r = MAPPER.readerFor(ImplicitIgnores.class)
+                .with(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
         // should be ok: "a" and "b" ignored, "c" mapped:
-        ImplicitIgnores result = MAPPER.readValue
-            ("{\"a\":1,\"b\":2,\"c\":3 }", ImplicitIgnores.class);
+        ImplicitIgnores result = r.readValue
+            ("{\"a\":1,\"b\":2,\"c\":3 }");
         assertEquals(3, result.c);
 
         // but "d" is not defined, so should still error
         try {
-            MAPPER.readValue("{\"a\":1,\"b\":2,\"c\":3,\"d\":4 }", ImplicitIgnores.class);            
+            r.readValue("{\"a\":1,\"b\":2,\"c\":3,\"d\":4 }");            
             fail("Should not pass");
         } catch (UnrecognizedPropertyException e) {
             verifyException(e, "Unrecognized property \"d\"");
diff --git a/afterburner/src/test/java/tools/jackson/module/afterburner/deser/merge/PropertyMergeTest.java b/afterburner/src/test/java/tools/jackson/module/afterburner/deser/merge/PropertyMergeTest.java
index 01dca917..ca6e14b4 100644
--- a/afterburner/src/test/java/tools/jackson/module/afterburner/deser/merge/PropertyMergeTest.java
+++ b/afterburner/src/test/java/tools/jackson/module/afterburner/deser/merge/PropertyMergeTest.java
@@ -181,6 +181,7 @@ public void testBeanAsArrayMerging() throws Exception
         // and finally with extra, failing
         try {
             MAPPER.readerForUpdating(input)
+                .with(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES)
                 .readValue("[9, 8, 14]");
             fail("Should not pass");
         } catch (MismatchedInputException e) {
diff --git a/blackbird/src/test/java/tools/jackson/module/blackbird/deser/filter/TestUnknownPropertyDeserialization.java b/blackbird/src/test/java/tools/jackson/module/blackbird/deser/filter/TestUnknownPropertyDeserialization.java
index c94f6fa1..821e7061 100644
--- a/blackbird/src/test/java/tools/jackson/module/blackbird/deser/filter/TestUnknownPropertyDeserialization.java
+++ b/blackbird/src/test/java/tools/jackson/module/blackbird/deser/filter/TestUnknownPropertyDeserialization.java
@@ -4,8 +4,10 @@
 import java.util.*;
 
 import com.fasterxml.jackson.annotation.*;
+
 import tools.jackson.core.*;
 import tools.jackson.core.type.TypeReference;
+
 import tools.jackson.databind.*;
 import tools.jackson.databind.deser.DeserializationProblemHandler;
 import tools.jackson.databind.exc.UnrecognizedPropertyException;
@@ -135,7 +137,9 @@ static class Bean987 {
     public void testUnknownHandlingDefault() throws Exception
     {
         try {
-            MAPPER.readValue(new StringReader(JSON_UNKNOWN_FIELD), TestBean.class);
+            MAPPER.readerFor(TestBean.class)
+                .with(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES)
+                .readValue(new StringReader(JSON_UNKNOWN_FIELD));
             fail("Should not pass");
         } catch (UnrecognizedPropertyException e) {
             verifyException(e, "Unrecognized property \"foo\"");
@@ -230,14 +234,17 @@ public void testClassWithIgnoreUnknown() throws Exception
      */
     public void testClassWithUnknownAndIgnore() throws Exception
     {
+        ObjectReader r = MAPPER.readerFor(ImplicitIgnores.class)
+                .with(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
+
         // should be ok: "a" and "b" ignored, "c" mapped:
-        ImplicitIgnores result = MAPPER.readValue
-            ("{\"a\":1,\"b\":2,\"c\":3 }", ImplicitIgnores.class);
+        ImplicitIgnores result = r.readValue
+            ("{\"a\":1,\"b\":2,\"c\":3 }");
         assertEquals(3, result.c);
 
         // but "d" is not defined, so should still error
         try {
-            MAPPER.readValue("{\"a\":1,\"b\":2,\"c\":3,\"d\":4 }", ImplicitIgnores.class);            
+            r.readValue("{\"a\":1,\"b\":2,\"c\":3,\"d\":4 }");            
             fail("Should not pass");
         } catch (UnrecognizedPropertyException e) {
             verifyException(e, "Unrecognized property \"d\"");
diff --git a/blackbird/src/test/java/tools/jackson/module/blackbird/deser/merge/PropertyMergeTest.java b/blackbird/src/test/java/tools/jackson/module/blackbird/deser/merge/PropertyMergeTest.java
index 45fee00d..768e80b8 100644
--- a/blackbird/src/test/java/tools/jackson/module/blackbird/deser/merge/PropertyMergeTest.java
+++ b/blackbird/src/test/java/tools/jackson/module/blackbird/deser/merge/PropertyMergeTest.java
@@ -182,6 +182,7 @@ public void testBeanAsArrayMerging() throws Exception
         // and finally with extra, failing
         try {
             MAPPER.readerForUpdating(input)
+                .with(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES)
                 .readValue("[9, 8, 14]");
             fail("Should not pass");
         } catch (MismatchedInputException e) {