diff --git a/xmrstak/backend/cpu/autoAdjust.hpp b/xmrstak/backend/cpu/autoAdjust.hpp
index 8588fea8c062357d2f4f557bc139a2def3067c9e..28ff515d475c189d91912686e925e5d6eb7b2807 100644
--- a/xmrstak/backend/cpu/autoAdjust.hpp
+++ b/xmrstak/backend/cpu/autoAdjust.hpp
@@ -82,7 +82,7 @@ public:
 
 				conf += std::string("    { \"low_power_mode\" : ");
 				conf += std::string(double_mode ? "true" : "false");
-				conf += std::string(", \"no_prefetch\" : true, \"asm\" : \"auto\", \"affine_to_cpu\" : ");
+				conf += std::string(", \"no_prefetch\" : true, \"asm\" : \"off\", \"affine_to_cpu\" : ");
 				conf += std::to_string(aff_id);
 				conf += std::string(" },\n");
 
diff --git a/xmrstak/backend/cpu/autoAdjustHwloc.hpp b/xmrstak/backend/cpu/autoAdjustHwloc.hpp
index a73de8618730271b90e1e66a7344a9125b3d7c24..2bebf82d097a55acad5971fb3f25d9897f836f0f 100644
--- a/xmrstak/backend/cpu/autoAdjustHwloc.hpp
+++ b/xmrstak/backend/cpu/autoAdjustHwloc.hpp
@@ -70,7 +70,7 @@ public:
 			{
 				conf += std::string("    { \"low_power_mode\" : ");
 				conf += std::string((id & 0x8000000) != 0 ? "true" : "false");
-				conf += std::string(", \"no_prefetch\" : true,  \"asm\" : \"auto\", \"affine_to_cpu\" : ");
+				conf += std::string(", \"no_prefetch\" : true,  \"asm\" : \"off\", \"affine_to_cpu\" : ");
 				conf += std::to_string(id & 0x7FFFFFF);
 				conf += std::string(" },\n");
 			}
diff --git a/xmrstak/backend/cpu/config.tpl b/xmrstak/backend/cpu/config.tpl
index bfffc851e76ba3d16935b20c5124af1d6c8fe1d4..e4da15fada24fb218b0c799dd87720325d1cb4fa 100644
--- a/xmrstak/backend/cpu/config.tpl
+++ b/xmrstak/backend/cpu/config.tpl
@@ -10,8 +10,8 @@ R"===(
  * no_prefetch    - Some systems can gain up to extra 5% here, but sometimes it will have no difference or make
  *                  things slower.
  *
- * asm            - Allow to switch to a assembler version of cryptonight_v8; allowed value [auto, intel, ryzen]
- *                    - auto: used the default implementation (no assembler version)
+ * asm            - Allow to switch to a assembler version of cryptonight_v8; allowed value [off, intel, ryzen]
+ *                    - off: used the default implementation (no assembler version)
  *                    - intel: supports Intel Ivy Bridge (Xeon v2, Core i7/i5/i3 3xxx, Pentium G2xxx, Celeron G1xxx)
  *                    - ryzen: AMD Ryzen (1xxx and 2xxx series)
  *
@@ -26,8 +26,8 @@ R"===(
  * A filled out configuration should look like this:
  * "cpu_threads_conf" :
  * [
- *      { "low_power_mode" : false, "no_prefetch" : true, "asm" : "auto", "affine_to_cpu" : 0 },
- *      { "low_power_mode" : false, "no_prefetch" : true, "asm" : "auto", "affine_to_cpu" : 1 },
+ *      { "low_power_mode" : false, "no_prefetch" : true, "asm" : "off", "affine_to_cpu" : 0 },
+ *      { "low_power_mode" : false, "no_prefetch" : true, "asm" : "off", "affine_to_cpu" : 1 },
  * ],
  * If you do not wish to mine with your CPU(s) then use:
  * "cpu_threads_conf" :
diff --git a/xmrstak/backend/cpu/minethd.cpp b/xmrstak/backend/cpu/minethd.cpp
index f07c71481b61a7bd4690bab568c65767590da9e6..2f01d5e9096f6b62f079a1acb98f8c148859213b 100644
--- a/xmrstak/backend/cpu/minethd.cpp
+++ b/xmrstak/backend/cpu/minethd.cpp
@@ -457,7 +457,7 @@ minethd::cn_hash_fun minethd::func_multi_selector(bool bHaveAes, bool bNoPrefetc
 	// check for asm optimized version for cryptonight_v8
 	if(N == 1 && algo == cryptonight_monero_v8 && bHaveAes)
 	{
-		if(asm_version_str != "auto")
+		if(asm_version_str != "off")
 		{
 			if(asm_version_str == "intel")
 			{
diff --git a/xmrstak/backend/cpu/minethd.hpp b/xmrstak/backend/cpu/minethd.hpp
index 53ff93c1549b3c92bfe4e720e084c2222412ff92..eb77749f6236735ab0f5132016cf6c0b29181542 100644
--- a/xmrstak/backend/cpu/minethd.hpp
+++ b/xmrstak/backend/cpu/minethd.hpp
@@ -32,7 +32,7 @@ public:
 private:
 
 	template<size_t N>
-	static cn_hash_fun func_multi_selector(bool bHaveAes, bool bNoPrefetch, xmrstak_algo algo, const std::string& asm_version_str = "auto");
+	static cn_hash_fun func_multi_selector(bool bHaveAes, bool bNoPrefetch, xmrstak_algo algo, const std::string& asm_version_str = "off");
 
 	minethd(miner_work& pWork, size_t iNo, int iMultiway, bool no_prefetch, int64_t affinity, const std::string& asm_version);
 
@@ -60,7 +60,7 @@ private:
 
 	bool bQuit;
 	bool bNoPrefetch;
-	std::string asm_version_str = "auto";
+	std::string asm_version_str = "off";
 };
 
 } // namespace cpu