diff --git a/src/Core/PS4/HLE/LibC.cpp b/src/Core/PS4/HLE/LibC.cpp
index 5c5a725c..77cda914 100644
--- a/src/Core/PS4/HLE/LibC.cpp
+++ b/src/Core/PS4/HLE/LibC.cpp
@@ -54,7 +54,6 @@ void PS4_SYSV_ABI qsort(void* ptr, size_t count,size_t size, int(PS4_SYSV_ABI* c
     std::qsort(ptr, count, size, qsort_compair);
 }
 
-
 void LibC_Register(SymbolsResolver* sym) {
     LIB_FUNCTION("bzQExy189ZI", "libc", 1, "libc", 1, 1, init_env);
     LIB_FUNCTION("3GPpjQdAMTw", "libc", 1, "libc", 1, 1, Emulator::HLE::Libraries::LibC::Cxa::__cxa_guard_acquire);
@@ -79,7 +78,13 @@ void LibC_Register(SymbolsResolver* sym) {
     LIB_FUNCTION("j4ViWNHEgww", "libc", 1, "libc", 1, 1, Emulator::HLE::Libraries::LibC::strlen);
     LIB_FUNCTION("6sJWiWSRuqk", "libc", 1, "libc", 1, 1, Emulator::HLE::Libraries::LibC::strncpy);
     LIB_FUNCTION("+P6FRGH4LfA", "libc", 1, "libc", 1, 1, Emulator::HLE::Libraries::LibC::memmove);
+    LIB_FUNCTION("kiZSXIWd9vg", "libc", 1, "libc", 1, 1, Emulator::HLE::Libraries::LibC::strcpy); 
+    LIB_FUNCTION("Ls4tzzhimqQ", "libc", 1, "libc", 1, 1, Emulator::HLE::Libraries::LibC::strcat);
     LIB_FUNCTION("EH-x713A99c", "libc", 1, "libc", 1, 1, Emulator::HLE::Libraries::LibC::atan2f);
+    LIB_FUNCTION("QI-x0SL8jhw", "libc", 1, "libc", 1, 1, Emulator::HLE::Libraries::LibC::acosf);
+    LIB_FUNCTION("ZE6RNL+eLbk", "libc", 1, "libc", 1, 1, Emulator::HLE::Libraries::LibC::tanf);
+    LIB_FUNCTION("GZWjF-YIFFk", "libc", 1, "libc", 1, 1, Emulator::HLE::Libraries::LibC::asinf);
+
     LIB_OBJ("P330P3dFF68", "libc", 1, "libc", 1, 1, &HLE::Libs::LibC::g_need_sceLibc);
 
     LIB_FUNCTION("z+P+xCnWLBk", "libc", 1, "libc", 1, 1, _ZdlPv);
diff --git a/src/Emulator/HLE/Libraries/LibC/libc.cpp b/src/Emulator/HLE/Libraries/LibC/libc.cpp
index cc1ed59c..bf0d9e61 100644
--- a/src/Emulator/HLE/Libraries/LibC/libc.cpp
+++ b/src/Emulator/HLE/Libraries/LibC/libc.cpp
@@ -43,6 +43,16 @@ char* PS4_SYSV_ABI strncpy(char* dest, const char* src, size_t count) { return s
 
 void* PS4_SYSV_ABI memmove(void* dest, const void* src, std::size_t count) { return std::memmove(dest, src, count); }
 
+char* PS4_SYSV_ABI strcpy(char* dest, const char* src) { return std::strcpy(dest, src); }
+
+char* PS4_SYSV_ABI strcat(char* dest, const char* src) { return std::strcat(dest, src); }
+
+// math
 float PS4_SYSV_ABI atan2f(float y, float x) { return std::atan2f(y, x); }
 
+float PS4_SYSV_ABI acosf(float num) { return std::acosf(num); }
+
+float PS4_SYSV_ABI tanf(float num) { return std::tanf(num); }
+
+float PS4_SYSV_ABI asinf(float num) { return std::asinf(num); }
 };  // namespace Emulator::HLE::Libraries::LibC
\ No newline at end of file
diff --git a/src/Emulator/HLE/Libraries/LibC/libc.h b/src/Emulator/HLE/Libraries/LibC/libc.h
index 47f1cc32..3047283b 100644
--- a/src/Emulator/HLE/Libraries/LibC/libc.h
+++ b/src/Emulator/HLE/Libraries/LibC/libc.h
@@ -20,6 +20,11 @@ int PS4_SYSV_ABI strcmp(const char* str1, const char* str2);
 size_t PS4_SYSV_ABI strlen(const char* str);
 char* PS4_SYSV_ABI strncpy(char* dest, const char* src, size_t count);
 void* PS4_SYSV_ABI memmove(void* dest, const void* src, std::size_t count);
+char* PS4_SYSV_ABI strcpy(char* destination, const char* source);
+char* PS4_SYSV_ABI strcat(char* dest, const char* src);
 float PS4_SYSV_ABI atan2f(float y, float x);
+float PS4_SYSV_ABI acosf(float num);
+float PS4_SYSV_ABI tanf(float num);
+float PS4_SYSV_ABI asinf(float num);
 
 }  // namespace Emulator::HLE::Libraries::LibC
\ No newline at end of file