diff --git a/build_files/build_environment/install_deps.sh b/build_files/build_environment/install_deps.sh
index 10cb1b3579c..f31a3fe02f5 100755
--- a/build_files/build_environment/install_deps.sh
+++ b/build_files/build_environment/install_deps.sh
@@ -478,7 +478,7 @@ OCIO_FORCE_BUILD=false
 OCIO_FORCE_REBUILD=false
 OCIO_SKIP=false
 
-IMATH_VERSION="3.1.4"
+IMATH_VERSION="3.1.5"
 IMATH_VERSION_SHORT="3.1"
 IMATH_VERSION_MIN="3.0"
 IMATH_VERSION_MEX="4.0"
@@ -487,7 +487,7 @@ IMATH_FORCE_REBUILD=false
 IMATH_SKIP=false
 _with_built_imath=false
 
-OPENEXR_VERSION="3.1.4"
+OPENEXR_VERSION="3.1.5"
 OPENEXR_VERSION_SHORT="3.1"
 OPENEXR_VERSION_MIN="3.0"
 OPENEXR_VERSION_MEX="4.0"