diff --git a/packages/apollo-shared/src/Changes/DiscontinuousLocationEndChange.ts b/packages/apollo-shared/src/Changes/DiscontinuousLocationEndChange.ts
index 7f935f79..b6155365 100644
--- a/packages/apollo-shared/src/Changes/DiscontinuousLocationEndChange.ts
+++ b/packages/apollo-shared/src/Changes/DiscontinuousLocationEndChange.ts
@@ -93,24 +93,24 @@ export class DiscontinuousLocationEndChange extends FeatureChange {
         logger.error(errMsg)
         throw new Error(errMsg)
       }
-      // const oldEnd = feature.discontinuousLocations[index].end
-      // if (oldEnd !== expectedOldEnd) {
-      //   const errMsg = `Location's current end value ${oldEnd} doesn't match with expected value ${expectedOldEnd}`
-      //   logger.error(errMsg)
-      //   throw new Error(errMsg)
-      // }
-      // const { start } = feature.discontinuousLocations[index]
-      // if (newEnd <= start) {
-      //   const errMsg = `location end (${newEnd}) can't be smaller than location start (${start})`
-      //   logger.error(errMsg)
-      //   throw new Error(errMsg)
-      // }
-      // const nextLocation = feature.discontinuousLocations[index + 1]
-      // if (nextLocation && newEnd >= nextLocation.start) {
-      //   const errMsg = `Location end (${newEnd}) can't be larger than  the next location's start (${nextLocation.start})`
-      //   logger.error(errMsg)
-      //   throw new Error(errMsg)
-      // }
+      const oldEnd = feature.discontinuousLocations[index].end
+      if (oldEnd !== expectedOldEnd) {
+        const errMsg = `Location's current end value ${oldEnd} doesn't match with expected value ${expectedOldEnd}`
+        logger.error(errMsg)
+        throw new Error(errMsg)
+      }
+      const { start } = feature.discontinuousLocations[index]
+      if (newEnd <= start) {
+        const errMsg = `location end (${newEnd}) can't be smaller than location start (${start})`
+        logger.error(errMsg)
+        throw new Error(errMsg)
+      }
+      const nextLocation = feature.discontinuousLocations[index + 1]
+      if (nextLocation && newEnd >= nextLocation.start) {
+        const errMsg = `Location end (${newEnd}) can't be larger than  the next location's start (${nextLocation.start})`
+        logger.error(errMsg)
+        throw new Error(errMsg)
+      }
       feature.discontinuousLocations[index].end = newEnd
       if (index === 0) {
         feature.end = newEnd
diff --git a/packages/apollo-shared/src/Changes/DiscontinuousLocationStartChange.ts b/packages/apollo-shared/src/Changes/DiscontinuousLocationStartChange.ts
index ece440bb..b052e52d 100644
--- a/packages/apollo-shared/src/Changes/DiscontinuousLocationStartChange.ts
+++ b/packages/apollo-shared/src/Changes/DiscontinuousLocationStartChange.ts
@@ -93,36 +93,30 @@ export class DiscontinuousLocationStartChange extends FeatureChange {
         logger.error(errMsg)
         throw new Error(errMsg)
       }
-      console.log('>>>>>>>>>>>')
-      console.log('>>>>>>>>>>>')
-      console.log('>>>>>>>>>>>')
-      console.log('>>>>>>>>>>>')
-      console.log('>>>>>>>>>>>')
-      // const oldStart = feature.discontinuousLocations[index].start
-      // if (oldStart !== expectedOldStart) {
-      //   const errMsg = `Location's current start value ${oldStart} doesn't match with expected value ${expectedOldStart}`
-      //   logger.error(errMsg)
-      //   throw new Error(errMsg)
-      // }
-      // const { end } = feature.discontinuousLocations[index]
-      // if (newStart >= end) {
-      //   const errMsg = `location start (${newStart}) can't be larger than location end (${end})`
-      //   logger.error(errMsg)
-      //   throw new Error(errMsg)
-      // }
-      // const previousLocation = feature.discontinuousLocations[index - 1]
-      // if (previousLocation && newStart <= previousLocation.end) {
-      //   const errMsg = `Location start (${newStart}) can't be larger than  the previous location's end (${previousLocation.end})`
-      //   logger.error(errMsg)
-      //   throw new Error(errMsg)
-      // }
+
+      const oldStart = feature.discontinuousLocations[index].start
+      if (oldStart !== expectedOldStart) {
+        const errMsg = `Location's current start value ${oldStart} doesn't match with expected value ${expectedOldStart}`
+        logger.error(errMsg)
+        throw new Error(errMsg)
+      }
+      const { end } = feature.discontinuousLocations[index]
+      if (newStart >= end) {
+        const errMsg = `location start (${newStart}) can't be larger than location end (${end})`
+        logger.error(errMsg)
+        throw new Error(errMsg)
+      }
+      const previousLocation = feature.discontinuousLocations[index - 1]
+      if (previousLocation && newStart <= previousLocation.end) {
+        const errMsg = `Location start (${newStart}) can't be larger than  the previous location's end (${previousLocation.end})`
+        logger.error(errMsg)
+        throw new Error(errMsg)
+      }
       feature.discontinuousLocations[index].start = newStart
       if (index === 0) {
         feature.start = newStart
       }
 
-      logger.debug?.(`I'm here ${index}`)
-
       try {
         topLevelFeature.markModified('children')
         await topLevelFeature.save()