diff --git a/src/FACT_internal.c b/src/FACT_internal.c
index 0f0e4f968..a18f37a57 100644
--- a/src/FACT_internal.c
+++ b/src/FACT_internal.c
@@ -85,7 +85,7 @@ static inline float FACT_INTERNAL_CalculateFilterFrequency(
 	 *
 	 * -@Woflox
 	 */
-	float freq = 2 * FAudio_sin(
+	float freq = 2.0f * FAudio_sinf(
 		F3DAUDIO_PI *
 		FAudio_min(desiredFrequency / sampleRate, 0.5f)
 	);
@@ -1027,21 +1027,21 @@ float FACT_INTERNAL_CalculateRPC(
 			}
 			else if (rpc->points[i].type == 1) /* Fast */
 			{
-				result += maxY * (1.0f - FAudio_pow(1.0f - FAudio_pow(deltaXNormalized, 1.0f / 1.5f), 1.5f));
+				result += maxY * (1.0f - FAudio_powf(1.0f - FAudio_powf(deltaXNormalized, 1.0f / 1.5f), 1.5f));
 			}
 			else if (rpc->points[i].type == 2) /* Slow */
 			{
-				result += maxY * (1.0f - FAudio_pow(1.0f - FAudio_pow(deltaXNormalized, 1.5f), 1.0f / 1.5f));
+				result += maxY * (1.0f - FAudio_powf(1.0f - FAudio_powf(deltaXNormalized, 1.5f), 1.0f / 1.5f));
 			}
 			else if (rpc->points[i].type == 3) /* SinCos */
 			{
 				if (maxY > 0.0f)
 				{
-					result += maxY * (1.0f - FAudio_pow(1.0f - FAudio_sqrtf(deltaXNormalized), 2.0f));
+					result += maxY * (1.0f - FAudio_powf(1.0f - FAudio_sqrtf(deltaXNormalized), 2.0f));
 				}
 				else
 				{
-					result += maxY * (1.0f - FAudio_sqrtf(1.0f - FAudio_pow(deltaXNormalized, 2.0f)));
+					result += maxY * (1.0f - FAudio_sqrtf(1.0f - FAudio_powf(deltaXNormalized, 2.0f)));
 				}
 			}
 			else
@@ -2066,8 +2066,8 @@ uint32_t FACT_INTERNAL_ParseAudioEngine(
 			rpcOffset,
 			dspPresetOffset,
 			dspParameterOffset;
-	uint16_t blob1Count, blob2Count;
-	uint8_t version, tool;
+	uint16_t blob1Count, blob2Count, tool;
+	uint8_t version;
 	uint8_t se;
 	uint32_t magic;
 	size_t memsize;
diff --git a/src/FAudioFX_reverb.c b/src/FAudioFX_reverb.c
index eaf12d8ab..219495e79 100644
--- a/src/FAudioFX_reverb.c
+++ b/src/FAudioFX_reverb.c
@@ -183,7 +183,7 @@ static inline void DspBiQuad_Change(
 	float q,
 	float gain
 ) {
-	const float TWOPI = 6.283185307179586476925286766559005;
+	const float TWOPI = (float)6.283185307179586476925286766559005;
 	float theta_c = (TWOPI * frequency) / (float) filter->sampleRate;
 	float mu = DbGainToFactor(gain);
 	float beta = (type == DSP_BIQUAD_LOWSHELVING) ?
diff --git a/src/FAudio_internal.c b/src/FAudio_internal.c
index cb53d6523..37609ae88 100644
--- a/src/FAudio_internal.c
+++ b/src/FAudio_internal.c
@@ -685,7 +685,7 @@ static inline void FAudio_INTERNAL_FilterVoice(
 		filterState[ci][FAudioHighPassFilter] = samples[j * numChannels + ci] - filterState[ci][FAudioLowPassFilter] - (filter->OneOverQ * filterState[ci][FAudioBandPassFilter]);
 		filterState[ci][FAudioBandPassFilter] = (filter->Frequency * filterState[ci][FAudioHighPassFilter]) + filterState[ci][FAudioBandPassFilter];
 		filterState[ci][FAudioNotchFilter] = filterState[ci][FAudioHighPassFilter] + filterState[ci][FAudioLowPassFilter];
-		samples[j * numChannels + ci] = filterState[ci][filter->Type] * filter->WetDryMix + samples[j * numChannels + ci] * (1.0 - filter->WetDryMix);
+		samples[j * numChannels + ci] = filterState[ci][filter->Type] * filter->WetDryMix + samples[j * numChannels + ci] * (1.0f - filter->WetDryMix);
 	}
 
 	LOG_FUNC_EXIT(audio)
diff --git a/src/FAudio_internal.h b/src/FAudio_internal.h
index faba52226..a4d0ea91b 100644
--- a/src/FAudio_internal.h
+++ b/src/FAudio_internal.h
@@ -57,6 +57,7 @@
 #define FAudio_strlcpy(ptr1, ptr2, size) lstrcpynA(ptr1, ptr2, size)
 
 #define FAudio_pow(x, y) pow(x, y)
+#define FAudio_powf(x, y) powf(x, y)
 #define FAudio_log(x) log(x)
 #define FAudio_log10(x) log10(x)
 #define FAudio_sin(x) sin(x)
@@ -138,6 +139,7 @@ extern void FAudio_Log(char const *msg);
 #define FAudio_strlcpy(ptr1, ptr2, size) SDL_strlcpy(ptr1, ptr2, size)
 
 #define FAudio_pow(x, y) SDL_pow(x, y)
+#define FAudio_powf(x, y) SDL_powf(x, y)
 #define FAudio_log(x) SDL_log(x)
 #define FAudio_log10(x) SDL_log10(x)
 #define FAudio_sin(x) SDL_sin(x)
diff --git a/src/FAudio_platform_sdl2.c b/src/FAudio_platform_sdl2.c
index dade7f9b3..9eaa15704 100644
--- a/src/FAudio_platform_sdl2.c
+++ b/src/FAudio_platform_sdl2.c
@@ -146,11 +146,12 @@ void FAudio_PlatformInit(
 
 	FAudio_assert(mixFormat != NULL);
 	FAudio_assert(updateSize != NULL);
+	FAudio_assert((mixFormat->Format.nChannels <= 255) && "mixFormat->Format.nChannels out of range!");
 
 	/* Build the device spec */
 	want.freq = mixFormat->Format.nSamplesPerSec;
 	want.format = AUDIO_F32SYS;
-	want.channels = mixFormat->Format.nChannels;
+	want.channels = (Uint8)(mixFormat->Format.nChannels);
 	want.silence = 0;
 	want.callback = FAudio_INTERNAL_MixCallback;
 	want.userdata = audio;
diff --git a/src/stb_vorbis.h b/src/stb_vorbis.h
index 3a6e009ba..bba90fe47 100644
--- a/src/stb_vorbis.h
+++ b/src/stb_vorbis.h
@@ -1382,7 +1382,7 @@ static void skip(vorb *z, int n)
    }
    #ifndef STB_VORBIS_NO_STDIO
    {
-      long x = ftell(z->f);
+      int64_t x = ftell(z->f);
       fseek(z->f, x+n, SEEK_SET);
    }
    #endif