diff --git a/src/Numerics/LinearAlgebra/Complex/SparseMatrix.cs b/src/Numerics/LinearAlgebra/Complex/SparseMatrix.cs
index 556dcce9..0f163b37 100644
--- a/src/Numerics/LinearAlgebra/Complex/SparseMatrix.cs
+++ b/src/Numerics/LinearAlgebra/Complex/SparseMatrix.cs
@@ -1225,7 +1225,7 @@ namespace MathNet.Numerics.LinearAlgebra.Complex
                 return;
             }
 
-            if (scalar == 0.0)
+            if (scalar == 0.0 || NonZerosCount == 0)
             {
                 result.Clear();
                 return;
diff --git a/src/Numerics/LinearAlgebra/Complex32/SparseMatrix.cs b/src/Numerics/LinearAlgebra/Complex32/SparseMatrix.cs
index 2b828690..10130dc7 100644
--- a/src/Numerics/LinearAlgebra/Complex32/SparseMatrix.cs
+++ b/src/Numerics/LinearAlgebra/Complex32/SparseMatrix.cs
@@ -1225,7 +1225,7 @@ namespace MathNet.Numerics.LinearAlgebra.Complex32
                 return;
             }
 
-            if (scalar == 0.0f)
+            if (scalar == 0.0f || NonZerosCount == 0)
             {
                 result.Clear();
                 return;
diff --git a/src/Numerics/LinearAlgebra/Single/SparseMatrix.cs b/src/Numerics/LinearAlgebra/Single/SparseMatrix.cs
index 958ac02c..35076359 100644
--- a/src/Numerics/LinearAlgebra/Single/SparseMatrix.cs
+++ b/src/Numerics/LinearAlgebra/Single/SparseMatrix.cs
@@ -1224,7 +1224,7 @@ namespace MathNet.Numerics.LinearAlgebra.Single
                 return;
             }
 
-            if (scalar == 0.0)
+            if (scalar == 0.0 || NonZerosCount == 0)
             {
                 result.Clear();
                 return;