diff --git a/pxSVG/pxSVGLayer.m b/pxSVG/pxSVGLayer.m
index b8d2390..a8c26d2 100644
--- a/pxSVG/pxSVGLayer.m
+++ b/pxSVG/pxSVGLayer.m
@@ -60,6 +60,7 @@ - (void)loadURL:(NSURL *)url
             if ([op isCancelled]) return;
             if (!weakself) return;
             weakself.loadOperation = nil;
+            op = nil;
             NSError *error = err;
             if (!error && [resp isKindOfClass:[NSHTTPURLResponse class]] && (((NSHTTPURLResponse*)resp).statusCode != 200))
                 error = [NSError errorWithDomain:@"pxSVGLoader.httpStatus" code:((NSHTTPURLResponse*)resp).statusCode userInfo:nil];
@@ -91,6 +92,7 @@ - (void)loadString:(NSString *)string
             if ([op isCancelled]) return;
             if (!weakself) return;
             weakself.parseOperation = nil;
+            op = nil;
             if (!img) return [weakself loadError:[NSError errorWithDomain:@"pxSVGParser.parseError" code:0 userInfo:nil]];
             [weakself loadImage:img];
         }];
@@ -112,6 +114,7 @@ - (void)loadImage:(pxSVGImage*)image
             if (!weakself) return;
             [weakself addSublayer:img];
             weakself.parseOperation = nil;
+            op = nil;
             weakself.contentRect = image.bounds;
             if ([weakself.svgDelegate respondsToSelector:@selector(svgLayerDidLoadImage:)])
                 [weakself.svgDelegate svgLayerDidLoadImage:weakself];
diff --git a/pxSVG/pxSVGRenderPath.m b/pxSVG/pxSVGRenderPath.m
index 47f6c78..9d4fa98 100644
--- a/pxSVG/pxSVGRenderPath.m
+++ b/pxSVG/pxSVGRenderPath.m
@@ -11,7 +11,6 @@
 #import "pxSVGPath.h"
 
 @interface pxSVGGradient : NSObject
-@property CGGradientRef gradient;
 @property NSArray *colors;
 @property NSArray *locations;
 @property CGPoint startPoint, endPoint;
@@ -195,21 +194,18 @@ - (pxSVGGradient*)parseLinearGradient:(pxXMLNode*)node
     if (!gid) return nil;
     NSString *href = [node.attributes objectForKey:@"xlink:href"];
     if (!href) href = [node.attributes objectForKey:@"href"];
-    CGGradientRef gr;
     CGPoint sp = CGPointZero, ep = (CGPoint){INFINITY,INFINITY};
     NSMutableArray *cls, *locs;
     if (href) {
         href = [href substringFromIndex:1];
         pxSVGGradient *g = (id)[self findDef:href];
         if (![g isKindOfClass:[pxSVGGradient class]]) return nil;
-        gr = g.gradient;
         sp = g.startPoint;
         ep = g.endPoint;
         cls = (id)g.colors;
         locs = (id)g.locations;
     } else {
         cls = [NSMutableArray new], locs = [NSMutableArray new];
-        CGColorSpaceRef cs = CGColorSpaceCreateDeviceRGB();
         for (pxXMLNode *s in node.childNodes) {
             if (![s.tagName isEqualToString:@"stop"]) {
                 NSLog(@"Unknown gradient node: %@",s);
@@ -232,21 +228,13 @@ - (pxSVGGradient*)parseLinearGradient:(pxXMLNode*)node
                 [locs addObject:@([[ma objectForKey:@"offset"] doubleValue])];
             }
         }
-        CGFloat *locs_a = CFAllocatorAllocate(CFAllocatorGetDefault(), (sizeof(CGFloat)*locs.count), 0);
-        for (NSUInteger i=0; i<locs.count; i++) {
-            locs_a[i] = [locs[i] doubleValue];
-        }
-        gr = CGGradientCreateWithColors(cs, (__bridge CFArrayRef)cls, locs_a);
-        CFAllocatorDeallocate(CFAllocatorGetDefault(), locs_a);
-        CGColorSpaceRelease(cs);
     }
     if ([node.attributes objectForKey:@"x1"]) sp.x = [[node.attributes objectForKey:@"x1"] doubleValue];
     if ([node.attributes objectForKey:@"y1"]) sp.y = [[node.attributes objectForKey:@"y1"] doubleValue];
     if ([node.attributes objectForKey:@"x2"]) ep.x = [[node.attributes objectForKey:@"x2"] doubleValue];
     if ([node.attributes objectForKey:@"y2"]) ep.y = [[node.attributes objectForKey:@"y2"] doubleValue];
-    if (gr) {
+    if (cls.count) {
         pxSVGGradient *g = [pxSVGGradient new];
-        g.gradient = gr;
         g.colors = cls;
         g.locations = locs;
         g.startPoint = sp;