diff --git a/cmake/FindOpenVDB.cmake b/cmake/FindOpenVDB.cmake
index 3cb246d6..a9c8c8bb 100644
--- a/cmake/FindOpenVDB.cmake
+++ b/cmake/FindOpenVDB.cmake
@@ -444,7 +444,7 @@ endif()
 
 # Add standard dependencies
 
-find_package(IlmBase REQUIRED COMPONENTS Half)
+find_package(Imath CONFIG REQUIRED)
 find_package(TBB REQUIRED COMPONENTS tbb)
 find_package(ZLIB REQUIRED)
 
@@ -596,8 +596,7 @@ if(OpenVDB_USES_LOG4CPLUS)
 endif()
 
 if(OpenVDB_USES_EXR)
-  find_package(IlmBase REQUIRED)
-  find_package(OpenEXR REQUIRED)
+  find_package(OpenEXR CONFIG REQUIRED)
 endif()
 
 if(UNIX)
@@ -608,7 +607,7 @@ if(WIN32)
   # @note OPENVDB_OPENEXR_STATICLIB is old functionality from the makefiles
   #       used in PlatformConfig.h to configure EXR exports. Once this file
   #       is completely removed, this define can be too
-  get_target_property(ILMBASE_LIB_TYPE IlmBase::Half TYPE)
+  get_target_property(ILMBASE_LIB_TYPE Imath::Imath TYPE)
   if(OPENEXR_USE_STATIC_LIBS OR (${ILMBASE_LIB_TYPE} STREQUAL STATIC_LIBRARY))
     list(APPEND OpenVDB_DEFINITIONS OPENVDB_OPENEXR_STATICLIB)
   endif()
@@ -623,7 +622,7 @@ endif()
 set(_OPENVDB_VISIBLE_DEPENDENCIES
   Boost::iostreams
   Boost::system
-  IlmBase::Half
+  Imath::Imath
 )
 
 if(OpenVDB_ABI)
@@ -632,10 +631,7 @@ endif()
 
 if(OpenVDB_USES_EXR)
   list(APPEND _OPENVDB_VISIBLE_DEPENDENCIES
-    IlmBase::IlmThread
-    IlmBase::Iex
-    IlmBase::Imath
-    OpenEXR::IlmImf
+    OpenEXR::OpenEXR
   )
   list(APPEND OpenVDB_DEFINITIONS OPENVDB_TOOLS_RAYTRACER_USE_EXR)
 endif()
diff --git a/openvdb/openvdb/CMakeLists.txt b/openvdb/openvdb/CMakeLists.txt
index 04bfee59..c853689a 100644
--- a/openvdb/openvdb/CMakeLists.txt
+++ b/openvdb/openvdb/CMakeLists.txt
@@ -46,8 +46,8 @@ message(STATUS "----------------------------------------------------")
 # Collect and configure lib dependencies
 
 if(USE_EXR)
-  find_package(IlmBase ${MINIMUM_ILMBASE_VERSION} REQUIRED)
-  find_package(OpenEXR ${MINIMUM_OPENEXR_VERSION} REQUIRED)
+  find_package(Imath CONFIG REQUIRED)
+  find_package(OpenEXR CONFIG REQUIRED)
   if(OPENVDB_FUTURE_DEPRECATION AND FUTURE_MINIMUM_OPENEXR_VERSION)
     if(${OpenEXR_VERSION} VERSION_LESS FUTURE_MINIMUM_OPENEXR_VERSION)
       message(DEPRECATION "Support for OpenEXR versions < ${FUTURE_MINIMUM_OPENEXR_VERSION} "
@@ -55,7 +55,7 @@ if(USE_EXR)
     endif()
   endif()
 else()
-  find_package(IlmBase ${MINIMUM_ILMBASE_VERSION} REQUIRED COMPONENTS Half)
+  find_package(Imath CONFIG REQUIRED)
 endif()
 
 if(OPENVDB_FUTURE_DEPRECATION AND FUTURE_MINIMUM_ILMBASE_VERSION)
@@ -129,7 +129,7 @@ endif()
 set(OPENVDB_CORE_DEPENDENT_LIBS
   Boost::iostreams
   Boost::system
-  IlmBase::Half
+  Imath::Imath
 )
 
 if(WIN32)
@@ -147,10 +147,8 @@ endif()
 
 if(USE_EXR)
   list(APPEND OPENVDB_CORE_DEPENDENT_LIBS
-    IlmBase::IlmThread
-    IlmBase::Iex
-    IlmBase::Imath
-    OpenEXR::IlmImf
+    Imath::Imath
+    OpenEXR::OpenEXR
   )
 endif()
 
@@ -413,7 +411,7 @@ if(WIN32)
   # @note OPENVDB_OPENEXR_STATICLIB is old functionality from the makefiles
   #       used in PlatformConfig.h to configure EXR exports. Once this file
   #       is completely removed, this define can be too
-  get_target_property(ILMBASE_LIB_TYPE IlmBase::Half TYPE)
+  get_target_property(ILMBASE_LIB_TYPE Imath::Imath TYPE)
   if(OPENEXR_USE_STATIC_LIBS OR (${ILMBASE_LIB_TYPE} STREQUAL STATIC_LIBRARY))
     list(APPEND OPENVDB_CORE_PUBLIC_DEFINES -DOPENVDB_OPENEXR_STATICLIB)
   endif()
diff --git a/openvdb/openvdb/Types.h b/openvdb/openvdb/Types.h
index d176c874..4ba72e3e 100644
--- a/openvdb/openvdb/Types.h
+++ b/openvdb/openvdb/Types.h
@@ -7,7 +7,7 @@
 #include "version.h"
 #include "Platform.h"
 #include "TypeList.h" // backwards compat
-#include <OpenEXR/half.h>
+#include <Imath/half.h>
 #include <openvdb/math/Math.h>
 #include <openvdb/math/BBox.h>
 #include <openvdb/math/Quat.h>