diff --git a/gtsam/hybrid/HybridGaussianFactor.cpp b/gtsam/hybrid/HybridGaussianFactor.cpp
index af2d0fde5..3db6e7965 100644
--- a/gtsam/hybrid/HybridGaussianFactor.cpp
+++ b/gtsam/hybrid/HybridGaussianFactor.cpp
@@ -76,12 +76,6 @@ HybridGaussianFactor::Factors HybridGaussianFactor::augment(
   return Factors(factors, update);
 }
 
-/* *******************************************************************************/
-HybridGaussianFactor::HybridGaussianFactor(const KeyVector &continuousKeys,
-                                           const DiscreteKeys &discreteKeys,
-                                           const FactorValuePairs &factors)
-    : Base(continuousKeys, discreteKeys), factors_(augment(factors)) {}
-
 /* *******************************************************************************/
 bool HybridGaussianFactor::equals(const HybridFactor &lf, double tol) const {
   const This *e = dynamic_cast<const This *>(&lf);
diff --git a/gtsam/hybrid/HybridGaussianFactor.h b/gtsam/hybrid/HybridGaussianFactor.h
index 9aa505092..8e36e6615 100644
--- a/gtsam/hybrid/HybridGaussianFactor.h
+++ b/gtsam/hybrid/HybridGaussianFactor.h
@@ -133,7 +133,8 @@ class GTSAM_EXPORT HybridGaussianFactor : public HybridFactor {
    */
   HybridGaussianFactor(const KeyVector &continuousKeys,
                        const DiscreteKeys &discreteKeys,
-                       const FactorValuePairs &factors);
+                       const FactorValuePairs &factors)
+      : Base(continuousKeys, discreteKeys), factors_(augment(factors)) {}
 
   /// @}
   /// @name Testable