diff --git a/lodash/lodash-tests.ts b/lodash/lodash-tests.ts
index 1c4ec653f..b168dcaf4 100644
--- a/lodash/lodash-tests.ts
+++ b/lodash/lodash-tests.ts
@@ -2102,20 +2102,6 @@ module TestMap {
     }
 }
 
-// _.ceil
-result = <number>_.ceil(4.006);
-// → 5
-result = <number>_.ceil(6.004, 2);
-// → 6.01
-result = <number>_.ceil(6040, -2);
-// → 6100
-result = <number>_(4.006).ceil();
-// → 5
-result = <number>_(6.004).ceil(2);
-// → 6.01
-result = <number>_(6040).ceil(-2);
-// → 6100
-
 // _.floor
 result = <number>_.floor(4.006);
 // → 4
@@ -3022,6 +3008,26 @@ module TestToPlainObject {
 result = <number>_.add(1, 1);
 result = <number>_(1).add(1);
 
+// _.ceil
+module TestCeil {
+    {
+        let result: number;
+
+        result = _.ceil(6.004);
+        result = _.ceil(6.004, 2);
+
+        result = _(6.004).ceil();
+        result = _(6.004).ceil(2);
+    }
+
+    {
+        let result: _.LoDashExplicitWrapper<number>;
+
+        result = _(6.004).chain().ceil();
+        result = _(6.004).chain().ceil(2);
+    }
+}
+
 // _.max
 module TestMax {
     let array: number[];
diff --git a/lodash/lodash.d.ts b/lodash/lodash.d.ts
index 8f718a847..ba49ad2cd 100644
--- a/lodash/lodash.d.ts
+++ b/lodash/lodash.d.ts
@@ -4538,24 +4538,6 @@ declare module _ {
         ): LoDashImplicitArrayWrapper<boolean>;
     }
 
-    //_.ceil
-    interface LoDashStatic {
-        /**
-         * Calculates n rounded up to precision.
-         * @param n The number to round up.
-         * @param precision The precision to round up to.
-         * @return Returns the rounded up number.
-         */
-        ceil(n: number, precision?: number): number;
-    }
-
-    interface LoDashImplicitWrapper<T> {
-        /**
-         * @see _.ceil
-         */
-        ceil(precision?: number): number;
-    }
-
     //_.floor
     interface LoDashStatic {
         /**
@@ -7412,6 +7394,35 @@ declare module _ {
         add(addend: number): number;
     }
 
+    //_.ceil
+    interface LoDashStatic {
+        /**
+         * Calculates n rounded up to precision.
+         *
+         * @param n The number to round up.
+         * @param precision The precision to round up to.
+         * @return Returns the rounded up number.
+         */
+        ceil(
+            n: number,
+            precision?: number
+        ): number;
+    }
+
+    interface LoDashImplicitWrapper<T> {
+        /**
+         * @see _.ceil
+         */
+        ceil(precision?: number): number;
+    }
+
+    interface LoDashExplicitWrapper<T> {
+        /**
+         * @see _.ceil
+         */
+        ceil(precision?: number): LoDashExplicitWrapper<number>;
+    }
+
     //_.max
     interface LoDashStatic {
         /**