--- a/Cargo.toml
+++ b/Cargo.toml
@@ -61,7 +61,7 @@
 #default-features = false
 
 [dev-dependencies.arrayvec]
-version = "0.5.1"
+version = "0.7"
 default-features = false
 
 [dev-dependencies.fastrand]
--- a/src/char_encoding/tests.rs
+++ b/src/char_encoding/tests.rs
@@ -71,7 +71,7 @@
 
     let other_escapes = [('\'', r#"'\''"#), ('\"', r#"'\"'"#), ('\\', r#"'\\'"#)];
 
-    let mut buffer = arrayvec::ArrayString::<[u8; 12]>::new();
+    let mut buffer = arrayvec::ArrayString::<12>::new();
     for c in '\x20'..=core::char::MAX {
         let utf8_here = char_to_debug(c);
 
--- a/src/wrapper_types/pwrapper/tests.rs
+++ b/src/wrapper_types/pwrapper/tests.rs
@@ -8,23 +8,23 @@
 
 use core::fmt::{self, Write};
 
-fn get_digits_display(n: impl fmt::Display) -> ArrayString<[u8; 64]> {
-    let mut buff = ArrayString::<[u8; 64]>::new();
+fn get_digits_display(n: impl fmt::Display) -> ArrayString<64> {
+    let mut buff = ArrayString::<64>::new();
     write!(buff, "{}", n).unwrap();
     buff
 }
-fn get_hex_digits(n: impl fmt::UpperHex) -> ArrayString<[u8; 64]> {
-    let mut buff = ArrayString::<[u8; 64]>::new();
+fn get_hex_digits(n: impl fmt::UpperHex) -> ArrayString<64> {
+    let mut buff = ArrayString::<64>::new();
     write!(buff, "{:X}", n).unwrap();
     buff
 }
-fn get_lower_hex_digits(n: impl fmt::LowerHex) -> ArrayString<[u8; 64]> {
-    let mut buff = ArrayString::<[u8; 64]>::new();
+fn get_lower_hex_digits(n: impl fmt::LowerHex) -> ArrayString<64> {
+    let mut buff = ArrayString::<64>::new();
     write!(buff, "{:x}", n).unwrap();
     buff
 }
-fn get_binary_digits(n: impl fmt::Binary) -> ArrayString<[u8; 192]> {
-    let mut buff = ArrayString::<[u8; 192]>::new();
+fn get_binary_digits(n: impl fmt::Binary) -> ArrayString<192> {
+    let mut buff = ArrayString::<192>::new();
     write!(buff, "{:b}", n).unwrap();
     buff
 }
--- a/src/__ascii_case_conv/word_iterator.rs
+++ b/src/__ascii_case_conv/word_iterator.rs
@@ -145,8 +145,8 @@
 
     use arrayvec::ArrayVec;
 
-    fn get_words(text: &str) -> ArrayVec<[&str; 20]> {
-        let mut list = <ArrayVec<[&str; 20]>>::new();
+    fn get_words(text: &str) -> ArrayVec<&str, 20> {
+        let mut list = <ArrayVec<&str, 20>>::new();
         let mut word_iter = WordIterator::new(text.as_bytes());
 
         while let Some((niter, word_range)) = word_iter.next() {