diff --git a/library/aesni.c b/library/aesni.c
index 87d818a..12125c9 100644
--- a/library/aesni.c
+++ b/library/aesni.c
@@ -36,9 +36,11 @@
 
 #include <string.h>
 
+/* *INDENT-OFF* */
 #ifndef asm
 #define asm __asm
 #endif
+/* *INDENT-ON* */
 
 #if defined(MBEDTLS_HAVE_X86_64)
 
diff --git a/library/bn_mul.h b/library/bn_mul.h
index 6b8106f..a34a7c7 100644
--- a/library/bn_mul.h
+++ b/library/bn_mul.h
@@ -82,9 +82,11 @@
 
 #if defined(MBEDTLS_HAVE_ASM)
 
+/* *INDENT-OFF* */
 #ifndef asm
 #define asm __asm
 #endif
+/* *INDENT-ON* */
 
 /* armcc5 --gnu defines __GNUC__ but doesn't support GNU's extended asm */
 #if defined(__GNUC__) && \
diff --git a/library/padlock.c b/library/padlock.c
index a128775..81bea1f 100644
--- a/library/padlock.c
+++ b/library/padlock.c
@@ -31,9 +31,11 @@
 
 #include <string.h>
 
+/* *INDENT-OFF* */
 #ifndef asm
 #define asm __asm
 #endif
+/* *INDENT-ON* */
 
 #if defined(MBEDTLS_HAVE_X86)
 
diff --git a/library/sha256.c b/library/sha256.c
index 6965820..6e6a58f 100644
--- a/library/sha256.c
+++ b/library/sha256.c
@@ -89,9 +89,11 @@
 #include <signal.h>
 #include <setjmp.h>
 
+/* *INDENT-OFF* */
 #ifndef asm
 #define asm __asm__
 #endif
+/* *INDENT-ON* */
 
 static jmp_buf return_from_sigill;
 
diff --git a/library/sha512.c b/library/sha512.c
index 5de151d..46e3dab 100644
--- a/library/sha512.c
+++ b/library/sha512.c
@@ -104,9 +104,11 @@
 #include <signal.h>
 #include <setjmp.h>
 
+/* *INDENT-OFF* */
 #ifndef asm
 #define asm __asm__
 #endif
+/* *INDENT-ON* */
 
 static jmp_buf return_from_sigill;
 
@@ -297,9 +299,11 @@
 #  define mbedtls_internal_sha512_process_a64_crypto      mbedtls_internal_sha512_process
 #endif
 
+/* *INDENT-OFF* */
 #ifndef asm
 #define asm __asm__
 #endif
+/* *INDENT-ON* */
 
 /* Accelerated SHA-512 implementation originally written by Simon Tatham for PuTTY,
  * under the MIT licence; dual-licensed as Apache 2 with his kind permission.