diff --git a/core/libs/prx/libc/src/Math.cpp b/core/libs/prx/libc/src/Math.cpp
index 9d6a8aebd..b11f34f1b 100644
--- a/core/libs/prx/libc/src/Math.cpp
+++ b/core/libs/prx/libc/src/Math.cpp
@@ -36,7 +36,12 @@ std::lldiv_t APS5_VABI ldiv_nid_postfix(std::int64_t numerator, std::int64_t den
 }
 
 float APS5_VABI fmodf_nid_postfix(float x, float y) { return std::fmod(x, y); }
-float APS5_VABI asinf_nid_postfix(float x) { return std::asin(x); }
+float APS5_VABI asinf_nid_postfix(float x) {
+    const int saved_errno = errno;
+    const float result = std::asin(x);
+    errno = saved_errno;
+    return result;
+}
 float APS5_VABI acosf_nid_postfix(float x) { return std::acos(x); }
 float APS5_VABI atan2f_nid_postfix(float y, float x) { return std::atan2(y, x); }
 float APS5_VABI hypotf_nid_postfix(float x, float y) { return static_cast<float>(std::hypot(static_cast<double>(x), static_cast<double>(y))); }
diff --git a/core/libs/tests/GuestMath.cpp b/core/libs/tests/GuestMath.cpp
index 6d56671b5..ec964603b 100644
--- a/core/libs/tests/GuestMath.cpp
+++ b/core/libs/tests/GuestMath.cpp
@@ -128,6 +128,12 @@ static void CheckHypotSpecialValue() {
     Require(std::bit_cast<std::uint64_t>(hypot_nid_postfix(std::bit_cast<double>(0x7ff0000000000001ull), -INFINITY)) == 0x7ff0000000000000ull);
 }
 
+static void CheckAsinfErrno() {
+    errno = 0;
+    (void)asinf_nid_postfix(2.0f);
+    Require(errno == 0);
+}
+
 static void CheckLongDouble() {
     Require(ExtendedBits(acosl_nid_postfix(-1.0L), 0xc90fdaa22168c235ull, 0x4000));
     Require(ExtendedBits(acosl_nid_postfix(0.0L), 0xc90fdaa22168c235ull, 0x3fff));
@@ -479,6 +485,7 @@ int main() {
     Require(__isnormal_nid_postfix(1.) == 1 && __isnormal_nid_postfix(0.) == 0);
     Require(__isnormal_nid_postfix(std::numeric_limits<double>::denorm_min()) == 0);
     const auto quotient = div_nid_postfix(7, 2);
+    CheckAsinfErrno();
     Require(quotient.quot == 3 && quotient.rem == 1);
     const auto negativeNumerator = div_nid_postfix(-7, 2);
     Require(negativeNumerator.quot == -3 && negativeNumerator.rem == -1);