diff --git a/deps/sdl2/bin/sdl2-config b/deps/sdl2/bin/sdl2-config
index 7105c7a1..1b3143ed 100755
--- a/deps/sdl2/bin/sdl2-config
+++ b/deps/sdl2/bin/sdl2-config
@@ -43,7 +43,7 @@ while test $# -gt 0; do
       echo $exec_prefix
       ;;
     --version)
-      echo 2.30.5
+      echo 2.30.6
       ;;
     --cflags)
       echo -I${prefix}/include/SDL2  -D_THREAD_SAFE
diff --git a/deps/sdl2/include/SDL2/SDL_revision.h b/deps/sdl2/include/SDL2/SDL_revision.h
index b4979db8..520cd2ff 100644
--- a/deps/sdl2/include/SDL2/SDL_revision.h
+++ b/deps/sdl2/include/SDL2/SDL_revision.h
@@ -2,7 +2,7 @@
 #define SDL_REVISION_NUMBER 0
 
 #ifdef SDL_VENDOR_INFO
-#define SDL_REVISION "SDL-release-2.30.5-0-g2eef7ca47 (" SDL_VENDOR_INFO ")"
+#define SDL_REVISION "SDL-release-2.30.6-0-gba2f78a00 (" SDL_VENDOR_INFO ")"
 #else
-#define SDL_REVISION "SDL-release-2.30.5-0-g2eef7ca47"
+#define SDL_REVISION "SDL-release-2.30.6-0-gba2f78a00"
 #endif
diff --git a/deps/sdl2/include/SDL2/SDL_stdinc.h b/deps/sdl2/include/SDL2/SDL_stdinc.h
index 45e2a783..8113f453 100644
--- a/deps/sdl2/include/SDL2/SDL_stdinc.h
+++ b/deps/sdl2/include/SDL2/SDL_stdinc.h
@@ -377,9 +377,12 @@ typedef uint64_t Uint64;
 
 #ifndef SDL_COMPILE_TIME_ASSERT
 #if defined(__cplusplus)
+/* Keep C++ case alone: Some versions of gcc will define __STDC_VERSION__ even when compiling in C++ mode. */
 #if (__cplusplus >= 201103L)
 #define SDL_COMPILE_TIME_ASSERT(name, x)  static_assert(x, #x)
 #endif
+#elif defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 202311L)
+#define SDL_COMPILE_TIME_ASSERT(name, x)  static_assert(x, #x)
 #elif defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L)
 #define SDL_COMPILE_TIME_ASSERT(name, x) _Static_assert(x, #x)
 #endif
diff --git a/deps/sdl2/include/SDL2/SDL_version.h b/deps/sdl2/include/SDL2/SDL_version.h
index 00436603..759ce4e9 100644
--- a/deps/sdl2/include/SDL2/SDL_version.h
+++ b/deps/sdl2/include/SDL2/SDL_version.h
@@ -59,7 +59,7 @@ typedef struct SDL_version
 */
 #define SDL_MAJOR_VERSION   2
 #define SDL_MINOR_VERSION   30
-#define SDL_PATCHLEVEL      5
+#define SDL_PATCHLEVEL      6
 
 /**
  * Macro to determine SDL version program was compiled against.
diff --git a/deps/sdl2/lib/cmake/SDL2/SDL2ConfigVersion.cmake b/deps/sdl2/lib/cmake/SDL2/SDL2ConfigVersion.cmake
index 0da2789f..1076ad9c 100644
--- a/deps/sdl2/lib/cmake/SDL2/SDL2ConfigVersion.cmake
+++ b/deps/sdl2/lib/cmake/SDL2/SDL2ConfigVersion.cmake
@@ -7,7 +7,7 @@
 # PACKAGE_VERSION_COMPATIBLE if the current version is >= requested version.
 # The variable CVF_VERSION must be set before calling configure_file().
 
-set(PACKAGE_VERSION "2.30.5")
+set(PACKAGE_VERSION "2.30.6")
 
 if (PACKAGE_FIND_VERSION_RANGE)
   # Package version must be in the requested version range
diff --git a/deps/sdl2/lib/libSDL2.a b/deps/sdl2/lib/libSDL2.a
index 9e7c0892..7699abdb 100644
Binary files a/deps/sdl2/lib/libSDL2.a and b/deps/sdl2/lib/libSDL2.a differ
diff --git a/deps/sdl2/lib/pkgconfig/sdl2.pc b/deps/sdl2/lib/pkgconfig/sdl2.pc
index d6bdc579..c6fab388 100644
--- a/deps/sdl2/lib/pkgconfig/sdl2.pc
+++ b/deps/sdl2/lib/pkgconfig/sdl2.pc
@@ -7,7 +7,7 @@ includedir=${prefix}/include
 
 Name: sdl2
 Description: Simple DirectMedia Layer is a cross-platform multimedia library designed to provide low level access to audio, keyboard, mouse, joystick, 3D hardware via OpenGL, and 2D video framebuffer.
-Version: 2.30.5
+Version: 2.30.6
 Requires.private: 
 Conflicts:
 Libs: -L${libdir}   -lSDL2    -lSDL2 -Wl,-framework,CoreVideo -Wl,-framework,Cocoa -Wl,-framework,IOKit -Wl,-framework,ForceFeedback -Wl,-framework,Carbon -Wl,-framework,CoreAudio -Wl,-framework,AudioToolbox -Wl,-framework,AVFoundation -Wl,-framework,Foundation -Wl,-weak_framework,GameController -Wl,-weak_framework,Metal -Wl,-weak_framework,QuartzCore -Wl,-weak_framework,CoreHaptics  -lm