diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 065ab54..155341a 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -117,7 +117,7 @@ jobs:
         with:
           profile: minimal
           # when updating this, also update rust-version in Cargo.toml
-          toolchain: 1.31.0
+          toolchain: 1.60.0
           override: true
       - run: cargo build
       - run: cargo build --features reopen-1,reopen-03,meta-logging-in-format,syslog-3
@@ -134,7 +134,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.48.0
+          toolchain: 1.61.0
           override: true
       - run: cargo build --features date-based
   msrv_syslog_4:
@@ -150,7 +150,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.51.0
+          toolchain: 1.65.0
           override: true
       - run: cargo build --features syslog-4
   msrv_syslog_6:
@@ -166,7 +166,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.59.0
+          toolchain: 1.67.0
           override: true
       - run: cargo build --features syslog-6
   fmt_and_clippy:
diff --git a/Cargo.toml b/Cargo.toml
index 3fd3fbf..cdfc877 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,7 +5,8 @@ version = "0.6.2"
 authors = ["David Ross <daboross@daboross.net>"]
 description = "Simple, efficient logging"
 edition = "2018"
-rust-version = "1.31"
+# when updating this, also update toolchain in .github/workflows/rust.yml
+rust-version = "1.60"
 
 documentation = "https://docs.rs/fern/"
 repository = "https://github.com/daboross/fern"
diff --git a/src/lib.rs b/src/lib.rs
index 750ad5f..82e1221 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -342,11 +342,7 @@ type Syslog6TransformFn =
 /// [`OpenOptions`]: https://doc.rust-lang.org/std/fs/struct.OpenOptions.html
 #[inline]
 pub fn log_file<P: AsRef<Path>>(path: P) -> io::Result<File> {
-    OpenOptions::new()
-        .write(true)
-        .create(true)
-        .append(true)
-        .open(path)
+    OpenOptions::new().create(true).append(true).open(path)
 }
 
 /// Convenience method for opening a re-openable log file with common options.
diff --git a/src/log_impl.rs b/src/log_impl.rs
index 2ea0d51..65ac274 100644
--- a/src/log_impl.rs
+++ b/src/log_impl.rs
@@ -236,11 +236,7 @@ impl DateBasedConfig {
     }
 
     pub fn open_log_file(path: &Path) -> io::Result<fs::File> {
-        OpenOptions::new()
-            .write(true)
-            .create(true)
-            .append(true)
-            .open(path)
+        OpenOptions::new().create(true).append(true).open(path)
     }
 
     pub fn open_current_log_file(&self, suffix: &str) -> io::Result<fs::File> {