diff --git a/gtsam/base/Vector.cpp b/gtsam/base/Vector.cpp
index 39b61a4cb..390609917 100644
--- a/gtsam/base/Vector.cpp
+++ b/gtsam/base/Vector.cpp
@@ -214,11 +214,6 @@ Vector esqrt(const Vector& v) {
   return v.cwiseSqrt();
 }
 
-/* ************************************************************************* */
-Vector abs(const Vector& v) {
-  return v.cwiseAbs();
-}
-
 /* ************************************************************************* */
 // imperative version, pass in x
 double houseInPlace(Vector &v) {
diff --git a/gtsam/base/Vector.h b/gtsam/base/Vector.h
index 63ca92799..ea7ab08cf 100644
--- a/gtsam/base/Vector.h
+++ b/gtsam/base/Vector.h
@@ -243,13 +243,6 @@ GTSAM_EXPORT double norm_2(const Vector& v);
  */
 GTSAM_EXPORT Vector esqrt(const Vector& v);
 
-/**
- * Absolute values of vector elements
- * @param v is a vector
- * @return [abs(a(i))]
- */
-GTSAM_EXPORT Vector abs(const Vector& v);
-
 /**
  * Dot product
  */
@@ -327,10 +320,11 @@ GTSAM_EXPORT Vector concatVectors(const std::list<Vector>& vs);
 GTSAM_EXPORT Vector concatVectors(size_t nrVectors, ...);
 
 #ifdef GTSAM_ALLOW_DEPRECATED_SINCE_V4
+GTSAM_EXPORT inline Vector abs(const Vector& v){return v.cwiseAbs();}
 GTSAM_EXPORT inline Vector emul(const Vector &a, const Vector &b) {assert (b.size()==a.size()); return a.cwiseProduct(b);}
+GTSAM_EXPORT inline double max(const Vector &a){return a.maxCoeff();}
 GTSAM_EXPORT inline Vector reciprocal(const Vector &a) {return a.array().inverse();}
 GTSAM_EXPORT inline double sum(const Vector &a){return a.sum();}
-GTSAM_EXPORT inline double max(const Vector &a){return a.maxCoeff();}
 #endif
 
 } // namespace gtsam