diff --git a/libc/src/__support/str_to_integer.h b/libc/src/__support/str_to_integer.h
index ea17178c6afb6..c8d02434c89ce 100644
--- a/libc/src/__support/str_to_integer.h
+++ b/libc/src/__support/str_to_integer.h
@@ -115,7 +115,8 @@ strtointeger(const char *__restrict src, int base,
                    : cpp::numeric_limits<T>::max();
   ResultType const abs_max =
       (is_positive ? cpp::numeric_limits<T>::max() : NEGATIVE_MAX);
-  ResultType const abs_max_div_by_base = abs_max / base;
+  ResultType const abs_max_div_by_base =
+      static_cast<ResultType>(abs_max / base);
 
   while (src_cur < src_len && isalnum(src[src_cur])) {
     int cur_digit = b36_char_to_int(src[src_cur]);
diff --git a/libc/src/math/generic/exp2m1f16.cpp b/libc/src/math/generic/exp2m1f16.cpp
index e6c57d730e3c2..6a1cd2328a050 100644
--- a/libc/src/math/generic/exp2m1f16.cpp
+++ b/libc/src/math/generic/exp2m1f16.cpp
@@ -126,7 +126,7 @@ LLVM_LIBC_FUNCTION(float16, exp2m1f16, (float16 x)) {
       case FE_DOWNWARD:
         return FPBits::one(Sign::NEG).get_val();
       default:
-        return -0x1.ffcp-1;
+        return fputil::cast<float16>(-0x1.ffcp-1);
       }
     }