diff --git a/src/Imath/ImathMatrixAlgo.h b/src/Imath/ImathMatrixAlgo.h
index 20113680..b3d2f66d 100644
--- a/src/Imath/ImathMatrixAlgo.h
+++ b/src/Imath/ImathMatrixAlgo.h
@@ -777,8 +777,6 @@ template <class T>
 Quat<T>
 extractQuat (const Matrix44<T>& mat)
 {
-    Matrix44<T> rot;
-
     T       tr, s;
     T       q[4];
     int     i, j, k;
diff --git a/src/ImathTest/testJacobiEigenSolver.cpp b/src/ImathTest/testJacobiEigenSolver.cpp
index cc9ab654..b8aca0c5 100644
--- a/src/ImathTest/testJacobiEigenSolver.cpp
+++ b/src/ImathTest/testJacobiEigenSolver.cpp
@@ -33,10 +33,6 @@ const Matrix33<double> A33_8 (
      0.25058694044821,  0.49427229444416,  0.81415724537748,
      0.49427229444416,  0.80192384710853, -0.61674948224910,
      0.81415724537748, -0.61674948224910, -1.28486154645285);
-const Matrix33<double> A33_9 (
-     4,  -30,    60,
-   -30,  300,  -675,
-    60, -675,  1620);
 
 const Matrix44<double> A44_1 ( 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 );
 const Matrix44<double> A44_2 ( 1, 0, 0, 0, 0,-1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 );
@@ -50,11 +46,6 @@ const Matrix44<double> A44_8 (
      0.16358123075600,  0.57629829390780,  3.88542912704029,  0.92016316185369,
      0.11541756047409,  3.88542912704029,  0.65367032943707, -0.21971103270410,
     -1.65369223465270,  0.92016316185369, -0.21971103270410, -0.28108876552761);
-const Matrix44<double> A44_9 (
-     4,  -30,    60,   -35,
-   -30,  300,  -675,   420,
-    60, -675,  1620, -1050,
-   -35,  420, -1050,   700);
 
 // clang-format on
 
diff --git a/src/ImathTest/testProcrustes.cpp b/src/ImathTest/testProcrustes.cpp
index 90daf28d..61e33350 100644
--- a/src/ImathTest/testProcrustes.cpp
+++ b/src/ImathTest/testProcrustes.cpp
@@ -243,8 +243,6 @@ verifyProcrustes (
     // there is zero net force and zero net torque.
     //
     {
-        IMATH_INTERNAL_NAMESPACE::V3d center (0, 0, 0);
-
         IMATH_INTERNAL_NAMESPACE::V3d netForce (0);
         IMATH_INTERNAL_NAMESPACE::V3d netTorque (0);
         for (size_t iPoint = 0; iPoint < n; ++iPoint)