diff --git a/lib/ext/mbedcrypto/0007-Build-Remove-encoding-width-suffix-from-Arm-bignum-a.patch b/lib/ext/mbedcrypto/0007-Build-Remove-encoding-width-suffix-from-Arm-bignum-a.patch
new file mode 100644
index 0000000..6b9a0d6
--- /dev/null
+++ b/lib/ext/mbedcrypto/0007-Build-Remove-encoding-width-suffix-from-Arm-bignum-a.patch
@@ -0,0 +1,56 @@
+From 98d7c4bc36ed72190926e3c8c045b5ce7e8c0a6f Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?D=C3=A1vid=20H=C3=A1zi?= <david.hazi@arm.com>
+Date: Tue, 2 Aug 2022 14:38:32 +0200
+Subject: [PATCH 7/9] Build: Remove encoding width suffix from Arm bignum
+ assembly
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Signed-off-by: Dávid Házi <david.hazi@arm.com>
+---
+ library/bn_mul.h | 18 +++++++++---------
+ 1 file changed, 9 insertions(+), 9 deletions(-)
+
+diff --git a/library/bn_mul.h b/library/bn_mul.h
+index 962d7a97b..20e0e53dc 100644
+--- a/library/bn_mul.h
++++ b/library/bn_mul.h
+@@ -717,10 +717,10 @@
+ 
+ #define MULADDC_X1_CORE                                         \
+            ".p2align  2                                 \n\t"   \
+-            "ldr.w    %[a], [%[in]], #4                 \n\t"   \
+-            "ldr.w    %[b], [%[acc]]                    \n\t"   \
++            "ldr      %[a], [%[in]], #4                 \n\t"   \
++            "ldr      %[b], [%[acc]]                    \n\t"   \
+             "umaal    %[b], %[carry], %[scalar], %[a]   \n\t"   \
+-            "str.w    %[b], [%[acc]], #4                \n\t"
++            "str      %[b], [%[acc]], #4                \n\t"
+ 
+ #define MULADDC_X1_STOP                                      \
+             : [a]      "=&r" (tmp_a),                        \
+@@ -751,14 +751,14 @@
+              *   2 cycles, while subsequent loads/stores are single-cycle. */
+ #define MULADDC_X2_CORE                                           \
+            ".p2align  2                                   \n\t"   \
+-            "ldr.w    %[a0], [%[in]],  #+8                \n\t"   \
+-            "ldr.w    %[b0], [%[acc]], #+8                \n\t"   \
+-            "ldr.w    %[a1], [%[in],  #-4]                \n\t"   \
+-            "ldr.w    %[b1], [%[acc], #-4]                \n\t"   \
++            "ldr      %[a0], [%[in]],  #+8                \n\t"   \
++            "ldr      %[b0], [%[acc]], #+8                \n\t"   \
++            "ldr      %[a1], [%[in],  #-4]                \n\t"   \
++            "ldr      %[b1], [%[acc], #-4]                \n\t"   \
+             "umaal    %[b0], %[carry], %[scalar], %[a0]   \n\t"   \
+             "umaal    %[b1], %[carry], %[scalar], %[a1]   \n\t"   \
+-            "str.w    %[b0], [%[acc], #-8]                \n\t"   \
+-            "str.w    %[b1], [%[acc], #-4]                \n\t"
++            "str      %[b0], [%[acc], #-8]                \n\t"   \
++            "str      %[b1], [%[acc], #-4]                \n\t"
+ 
+ #define MULADDC_X2_STOP                                      \
+             : [a0]     "=&r" (tmp_a0),                       \
+-- 
+2.25.1
+