diff --git a/src/main/java/de/stklcode/jvault/connector/model/response/SecretResponse.java b/src/main/java/de/stklcode/jvault/connector/model/response/SecretResponse.java
index 55d79a9..c50a301 100644
--- a/src/main/java/de/stklcode/jvault/connector/model/response/SecretResponse.java
+++ b/src/main/java/de/stklcode/jvault/connector/model/response/SecretResponse.java
@@ -83,7 +83,11 @@ public final <C> C get(final String key, final Class<C> type) throws InvalidResp
                 return type.cast(rawValue);
             } else {
                 var om = new ObjectMapper();
-                return om.readValue(om.writeValueAsString(rawValue), type);
+                if (rawValue instanceof String) {
+                    return om.readValue((String) rawValue, type);
+                } else {
+                    return om.readValue(om.writeValueAsString(rawValue), type);
+                }
             }
         } catch (IOException e) {
             throw new InvalidResponseException("Unable to parse response payload: " + e.getMessage());
diff --git a/src/test/java/de/stklcode/jvault/connector/model/response/PlainSecretResponseTest.java b/src/test/java/de/stklcode/jvault/connector/model/response/PlainSecretResponseTest.java
index 5a69ed9..af9fb00 100644
--- a/src/test/java/de/stklcode/jvault/connector/model/response/PlainSecretResponseTest.java
+++ b/src/test/java/de/stklcode/jvault/connector/model/response/PlainSecretResponseTest.java
@@ -119,7 +119,8 @@ void testGetter() {
                                 "    \"" + complexKey + "\": {" +
                                 "      \"field1\": \"" + complexVal.field1 + "\",\n" +
                                 "      \"field2\": " + complexVal.field2 + "\n" +
-                                "    }\n" +
+                                "    },\n" +
+                                "    \"" + complexKey + "Json\": \"" + objectMapper.writeValueAsString(complexVal).replace("\"", "\\\"") + "\"\n" +
                                 "  }\n" +
                                 "}",
                         PlainSecretResponse.class
@@ -169,6 +170,11 @@ void testGetter() {
                 () -> res.get(complexKey, Integer.class),
                 "getting complex type as integer should fail"
         );
+        assertEquals(
+                complexVal,
+                assertDoesNotThrow(() -> res.get(complexKey + "Json", ComplexType.class), "getting complex type from JSON string failed"),
+                "unexpected value for complex type from JSON string"
+        );
     }