diff --git a/cmake/IntelDFP.cmake b/cmake/IntelDFP.cmake
index e6478c1cb..d1e7c53be 100644
--- a/cmake/IntelDFP.cmake
+++ b/cmake/IntelDFP.cmake
@@ -41,6 +41,7 @@ FetchContent_Declare (
         ${patch_command}
             -p 4 # Strip four path components
             "${PROJECT_SOURCE_DIR}/etc/mongo-inteldfp-s390x.patch"
+            "${PROJECT_SOURCE_DIR}/etc/mongo-inteldfp-MONGOCRYPT-571.patch"
             --verbose
     )
 
diff --git a/etc/mongo-inteldfp-MONGOCRYPT-571.patch b/etc/mongo-inteldfp-MONGOCRYPT-571.patch
new file mode 100644
index 000000000..f1999b773
--- /dev/null
+++ b/etc/mongo-inteldfp-MONGOCRYPT-571.patch
@@ -0,0 +1,25 @@
+diff --git a/src/third-party/IntelRDFPMathLib20U2/LIBRARY/float128/dpml_exception.c b/src/third-party/IntelRDFPMathLib20U2/LIBRARY/float128/dpml_exception.c
+index d061a4c..916b41d 100755
+--- a/src/third-party/IntelRDFPMathLib20U2/LIBRARY/float128/dpml_exception.c
++++ b/src/third-party/IntelRDFPMathLib20U2/LIBRARY/float128/dpml_exception.c
+@@ -132,6 +132,7 @@
+     !defined(wnt)
+ 
+ #   include <sys/signal.h>
++#   include <signal.h>
+ #   define DPML_SIGNAL(p)	 raise(SIGFPE)
+ 
+ #else
+diff --git a/src/third-party/IntelRDFPMathLib20U2/LIBRARY/src/bid_internal.h b/src/third-party/IntelRDFPMathLib20U2/LIBRARY/src/bid_internal.h
+index cd08ea7..1892637 100755
+--- a/src/third-party/IntelRDFPMathLib20U2/LIBRARY/src/bid_internal.h
++++ b/src/third-party/IntelRDFPMathLib20U2/LIBRARY/src/bid_internal.h
+@@ -30,6 +30,8 @@
+ #ifndef __BIDECIMAL_H
+ #define __BIDECIMAL_H
+ 
++#include <stdlib.h>
++
+ #define _CRT_SECURE_NO_DEPRECATE
+ #if defined(_MSC_VER) && !defined(__INTEL_COMPILER)
+ #   pragma warning( disable: 4996 )