diff --git a/src/ffi.rs b/src/ffi.rs
index cc0de8c4ec4e0d2db0a91286731708b4a62e6913..9e2bb5f2224e93f5ccfd3e87e3181550f2fcd42c 100644
--- a/src/ffi.rs
+++ b/src/ffi.rs
@@ -19,7 +19,7 @@ pub struct MM {
 //
 // This wrapper allows the function to return a Result.  The Ok
 // variant should be ().  It may be something else.  In that case, the
-// value is simply discarded.  The Error variant must be convertable
+// value is simply discarded.  The Error variant must be convertible
 // to a `crate::ErrorCode` using `Into`.
 macro_rules! ffi {
     (fn $f:ident( $( $v:ident: $t:ty ),* ) -> $rt:ty $body:block ) => {
diff --git a/src/keystore.rs b/src/keystore.rs
index 56b2a74b498720e14a7b9c85b2459f263460c8d4..a8cb591b32fdd27b682e37070af29e2a4590c4ca 100644
--- a/src/keystore.rs
+++ b/src/keystore.rs
@@ -375,7 +375,7 @@ impl Keystore {
     //
     // If the keydata is in the certificate cache, returns the
     // certificate.  Otherwise, parses the keydata, adds the
-    // certifiate to the cache, and returns the certificate.
+    // certificate to the cache, and returns the certificate.
     fn parse_cert(cache: &mut CertCache, bytes: &[u8]) -> Result<Cert> {
         tracer!(*crate::TRACE, "Keystore::parse_cert");
 
@@ -707,7 +707,7 @@ impl Keystore {
         wrap_err!(
             tx.commit(),
             UnknownDbError,
-            "commiting transaction"
+            "committing transaction"
         )?;
 
         // Cache the updated certificate.  It will likely be used in
diff --git a/src/lib.rs b/src/lib.rs
index 0d2c4eb6bc860afe5aaf88b9a79b4e8c71cd669c..b8c0a49b2ea674f566df6fcd63a2643f1471afca 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1921,7 +1921,7 @@ fn _pgp_key_expired(vc: &ValidCert) -> bool
     }
 
     // Check to see if the key is broken. Ideally, we'd do this in one
-    // pass below, but givem the choice for how to check for expiry,
+    // pass below, but given the choice for how to check for expiry,
     // this is the simplest solutiom.
     if _pgp_key_broken(vc) {
         return false; // still isn't expired. is broken. there's a difference and a different check.