diff --git a/urlApp/src/URLDriver.cpp b/urlApp/src/URLDriver.cpp
index 1d0efa4..62c2c8f 100644
--- a/urlApp/src/URLDriver.cpp
+++ b/urlApp/src/URLDriver.cpp
@@ -120,7 +120,11 @@ asynStatus URLDriver::readImage()
             break;
         case 32:
             dataType = NDUInt32;
+#if MagickLibVersion >= 0x700
+            storageType = LongPixel;
+#else
             storageType = IntegerPixel;
+#endif
             break;
         default:
             asynPrint(pasynUserSelf, ASYN_TRACE_ERROR,