diff --git a/src/install.rs b/src/install.rs
index d0c0dbe6..c56340ad 100644
--- a/src/install.rs
+++ b/src/install.rs
@@ -110,10 +110,14 @@ impl UnixLibNames {
         match lib_type {
             LibType::So => {
                 let lib = format!("lib{lib_name}.so");
-                let lib_with_major_ver = format!("{}.{}", lib, lib_version.major);
+                let lib_with_major_ver = if lib_version.major == 0 {
+                    format!("{}.{}.{}", lib, lib_version.major, lib_version.minor)
+                } else {
+                    format!("{}.{}", lib, lib_version.major)
+                };
                 let lib_with_full_ver = format!(
-                    "{}.{}.{}",
-                    lib_with_major_ver, lib_version.minor, lib_version.patch
+                    "{}.{}.{}.{}",
+                    lib, lib_version.major, lib_version.minor, lib_version.patch
                 );
                 Some(Self {
                     canonical: lib,
diff --git a/src/target.rs b/src/target.rs
index 975fde5c..d730ce04 100644
--- a/src/target.rs
+++ b/src/target.rs
@@ -70,7 +70,11 @@ impl Target {
         let env = &self.env;
 
         let sover = if major == 0 {
-            format!("{major}.{minor}")
+            if minor == 0 {
+                format!("{major}.{minor}.{patch}")
+            } else {
+                format!("{major}.{minor}")
+            }
         } else {
             format!("{major}")
         };