diff --git a/Cargo.toml b/Cargo.toml
index c5cb4fd..0a23083 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -49,11 +49,9 @@ resolver = "2"
 [profile.test]
 debug = 1
 opt-level = 3
-split-debuginfo = "unpacked"
 
 [profile.release]
 strip = true 
-debug = 1
 lto = true
 codegen-units = 1
 overflow-checks = true
diff --git a/src/readers/io_testing.rs b/src/readers/io_testing.rs
index 1376a5d..cb0b4b0 100644
--- a/src/readers/io_testing.rs
+++ b/src/readers/io_testing.rs
@@ -107,6 +107,7 @@ mod test {
     use std::fs;
     use std::io::Read;
     use std::path;
+    #[cfg(not(target_arch = "wasm32"))]
     #[test]
     fn test_temporary_text_file() {
         let path_of_temporary_file;
@@ -126,7 +127,7 @@ mod test {
         // should have been cleaned up.
         assert!(!path::Path::new(&path_of_temporary_file).exists())
     }
-
+    #[cfg(not(target_arch = "wasm32"))]
     #[test]
     fn test_string_to_file() {
         let path_of_test_file = "test.file";