diff --git a/src/Breakpoint/Breakpoint.svelte b/src/Breakpoint/Breakpoint.svelte
index c040e903..f22a49db 100644
--- a/src/Breakpoint/Breakpoint.svelte
+++ b/src/Breakpoint/Breakpoint.svelte
@@ -39,7 +39,7 @@
     xlg: size == "xlg",
     max: size == "max",
   };
-  $: if (size != undefined)
+  $: if (size !== undefined)
     dispatch("change", { size, breakpointValue: breakpoints[size] });
 </script>
 
diff --git a/src/ComposedModal/ComposedModal.svelte b/src/ComposedModal/ComposedModal.svelte
index e63f38e6..e46a1fcc 100644
--- a/src/ComposedModal/ComposedModal.svelte
+++ b/src/ComposedModal/ComposedModal.svelte
@@ -67,7 +67,7 @@
     if (selectorPrimaryFocus == null) return;
     const node =
       (element || innerModal)?.querySelector(selectorPrimaryFocus) || buttonRef;
-    if (node != null) node.focus();
+    if (node !== null) node.focus();
   }
 
   let opened = false;
diff --git a/src/ContextMenu/ContextMenu.svelte b/src/ContextMenu/ContextMenu.svelte
index 283d7772..ae7fdd46 100644
--- a/src/ContextMenu/ContextMenu.svelte
+++ b/src/ContextMenu/ContextMenu.svelte
@@ -84,7 +84,7 @@
     openDetail = e.target;
   }
 
-  $: if (target != null) {
+  $: if (target !== null) {
     if (Array.isArray(target)) {
       target.forEach((node) => node?.addEventListener("contextmenu", openMenu));
     } else {
@@ -94,7 +94,7 @@
 
   onMount(() => {
     return () => {
-      if (target != null) {
+      if (target !== null) {
         if (Array.isArray(target)) {
           target.forEach((node) =>
             node?.removeEventListener("contextmenu", openMenu)
@@ -140,7 +140,7 @@
 
 <svelte:window
   on:contextmenu="{(e) => {
-    if (target != null) return;
+    if (target !== null) return;
     if (level > 1) return;
     if (!ref) return;
     openMenu(e);
diff --git a/src/DataTable/DataTable.svelte b/src/DataTable/DataTable.svelte
index fe982ca8..05fdf866 100644
--- a/src/DataTable/DataTable.svelte
+++ b/src/DataTable/DataTable.svelte
@@ -207,7 +207,7 @@
   $: $tableRows = rows;
   $: sortedRows = [...$tableRows];
   $: ascending = sortDirection === "ascending";
-  $: sorting = sortable && sortKey != null;
+  $: sorting = sortable && sortKey !== null;
   $: sortingHeader = headers.find((header) => header.key === sortKey);
   $: if (sorting) {
     if (sortDirection === "none") {
diff --git a/src/DataTable/ToolbarMenu.svelte b/src/DataTable/ToolbarMenu.svelte
index a769498c..a615ffd7 100644
--- a/src/DataTable/ToolbarMenu.svelte
+++ b/src/DataTable/ToolbarMenu.svelte
@@ -9,7 +9,7 @@
 
   let menuRef = null;
 
-  $: ctx.setOverflowVisible(menuRef != null);
+  $: ctx.setOverflowVisible(menuRef !== null);
   $: if (menuRef) menuRef.style.top = "100%";
 </script>
 
diff --git a/src/ImageLoader/ImageLoader.svelte b/src/ImageLoader/ImageLoader.svelte
index 5e054a67..3eddeed7 100644
--- a/src/ImageLoader/ImageLoader.svelte
+++ b/src/ImageLoader/ImageLoader.svelte
@@ -46,7 +46,7 @@
    * @type {(url?: string) => void}
    */
   export const loadImage = (url) => {
-    if (image != null) image = null;
+    if (image !== null) image = null;
     loaded = false;
     error = false;
     image = new Image();
diff --git a/src/LocalStorage/LocalStorage.svelte b/src/LocalStorage/LocalStorage.svelte
index 823d8894..bba33d9f 100644
--- a/src/LocalStorage/LocalStorage.svelte
+++ b/src/LocalStorage/LocalStorage.svelte
@@ -48,7 +48,7 @@
   onMount(() => {
     const item = localStorage.getItem(key);
 
-    if (item != null) {
+    if (item !== null) {
       try {
         value = JSON.parse(item);
       } catch (e) {
diff --git a/src/NumberInput/NumberInput.svelte b/src/NumberInput/NumberInput.svelte
index 59009775..a11f68e7 100644
--- a/src/NumberInput/NumberInput.svelte
+++ b/src/NumberInput/NumberInput.svelte
@@ -138,7 +138,7 @@
     "Numeric input field with increment and decrement buttons";
 
   function parse(raw) {
-    return raw != "" ? Number(raw) : null;
+    return raw !== "" ? Number(raw) : null;
   }
 
   function onInput({ target }) {
diff --git a/src/TextInput/TextInput.svelte b/src/TextInput/TextInput.svelte
index 3ac15ae8..a94832f2 100644
--- a/src/TextInput/TextInput.svelte
+++ b/src/TextInput/TextInput.svelte
@@ -80,7 +80,7 @@
 
   function parse(raw) {
     if ($$restProps.type !== "number") return raw;
-    return raw != "" ? Number(raw) : null;
+    return raw !== "" ? Number(raw) : null;
   }
 
   /** @type {(e: Event) => void} */
diff --git a/src/TreeView/TreeView.svelte b/src/TreeView/TreeView.svelte
index 0400102a..21598133 100644
--- a/src/TreeView/TreeView.svelte
+++ b/src/TreeView/TreeView.svelte
@@ -201,7 +201,7 @@
       "li.bx--tree-node:not(.bx--tree-node--disabled)"
     );
 
-    if (firstFocusableNode != null) {
+    if (firstFocusableNode !== null) {
       firstFocusableNode.tabIndex = "0";
     }
   });
diff --git a/src/TreeView/TreeViewNode.svelte b/src/TreeView/TreeViewNode.svelte
index 5e0aedd6..222273fd 100644
--- a/src/TreeView/TreeViewNode.svelte
+++ b/src/TreeView/TreeViewNode.svelte
@@ -11,7 +11,7 @@
 
     let parentNode = node.parentNode;
 
-    while (parentNode != null && parentNode.getAttribute("role") !== "tree") {
+    while (parentNode !== null && parentNode.getAttribute("role") !== "tree") {
       parentNode = parentNode.parentNode;
       if (parentNode.tagName === "LI") depth++;
     }