diff --git a/src/expression/components/BitwiseResultView.tsx b/src/expression/components/BitwiseResultView.tsx
index 7448f8a..65fcf5a 100644
--- a/src/expression/components/BitwiseResultView.tsx
+++ b/src/expression/components/BitwiseResultView.tsx
@@ -219,7 +219,7 @@ getLabel(): string {
         let text = `${op.value.maxBitSize}-bit `;
 
         const signedStr = op.value.signed ? 'signed' : 'unsigned';
-        const signedOther = op.value.signed ? 'usigned' : 'signed'; 
+        const signedOther = op.value.signed ? 'unsigned' : 'signed'; 
         const signedButtonTitle = `Click to change to ${signedOther} preserving the same bits`; 
 
         if(op.label.length > 0)
diff --git a/src/expression/numberParser.test.ts b/src/expression/numberParser.test.ts
index 623750e..82bf62e 100644
--- a/src/expression/numberParser.test.ts
+++ b/src/expression/numberParser.test.ts
@@ -105,7 +105,7 @@ describe("parser", () => {
         expect(v?.num()).toBe(1);
     });
 
-    it('fits usigned int32 max value into 32-bit data type', () => {
+    it('fits unsigned int32 max value into 32-bit data type', () => {
         const n1 = numberParser.parse("4294967295u");
         const n2 = numberParser.parse("4294967296u");
 
@@ -125,28 +125,28 @@ describe("parser", () => {
         //expect(v2).toEqual(v);
     });
 
-    it('parses usigned single', () => {
+    it('parses unsigned single', () => {
         var v =  numberParser.parse('1us')?.value
         expect(v?.maxBitSize).toBe(16);
         expect(v?.num()).toBe(1);
         expect(v?.signed).toBe(false);
     });
 
-    it('parses usigned int32', () => {
+    it('parses unsigned int32', () => {
         var v =  numberParser.parse('1u')?.value
         expect(v?.maxBitSize).toBe(32);
         expect(v?.num()).toBe(1);
         expect(v?.signed).toBe(false);
     });
 
-    it('parses usigned byte', () => {
+    it('parses unsigned byte', () => {
         var v =  numberParser.parse('1ub')?.value
         expect(v?.maxBitSize).toBe(8);
         expect(v?.num()).toBe(1);
         expect(v?.signed).toBe(false);
     });
 
-    it('parses usigned long', () => {
+    it('parses unsigned long', () => {
         var v =  numberParser.parse('1ul')?.value
         expect(v?.maxBitSize).toBe(64);
         expect(v?.num()).toBe(1);
diff --git a/src/shell/components/SettingsPane.tsx b/src/shell/components/SettingsPane.tsx
index 02fc39f..13bc65e 100644
--- a/src/shell/components/SettingsPane.tsx
+++ b/src/shell/components/SettingsPane.tsx
@@ -20,7 +20,7 @@ function SettingsPane(props : SettingsPaneProps) {
                 </button>
                 <p className='description'>
                     {appState.emphasizeBytes 
-                        ? "Each binary string is extended to contain at least 8 bits. White space is be added between each group of 8 bits which signify a bytes so it is easier to tell them apart." 
+                        ? "Each binary string is extended to contain at least 8 bits. A white space is added between each group of 8 bits so it easy to tell bytes apart." 
                         : "Binary strings are not modified."} 
                 </p>
             </div>
@@ -30,8 +30,8 @@ function SettingsPane(props : SettingsPaneProps) {
                 </button>
                 <p className='description'>
                     {appState.annotateTypes 
-                        ? "BitwiseCmd shows the integer size as well as indication whether the data type is signed or not. BitwiseCmd also allows to flip between signed/usigned versions of certain values preserving their binary representation." 
-                        : "Infomration about size of integers used in calculation is hidden."} 
+                        ? "BitwiseCmd shows the integer size and indicates whether the data type is signed or unsigned." 
+                        : "Information about the size of integers used in the calculation is hidden."} 
                 </p>
             </div>