diff --git a/src/index.js b/src/index.js
index 58a545e5..10acdad3 100644
--- a/src/index.js
+++ b/src/index.js
@@ -3,7 +3,7 @@ const path = require('path');
 const { execFile } = require('child_process');
 const util = require('util');
 
-const execFileSync = util.promisify(execFile);
+const execFileAsync = util.promisify(execFile);
 const platform = os.platform();
 
 /**
@@ -110,7 +110,7 @@ class Poppler {
 			args.push(fileToAttach);
 			args.push(outputFile);
 
-			const { stdout } = await execFileSync(
+			const { stdout } = await execFileAsync(
 				path.join(this.popplerPath, 'pdfattach'),
 				args
 			);
@@ -164,7 +164,7 @@ class Poppler {
 			const args = await parseOptions(acceptedOptions, options);
 			args.push(file);
 
-			const { stdout } = await execFileSync(
+			const { stdout } = await execFileAsync(
 				path.join(this.popplerPath, 'pdfdetach'),
 				args
 			);
@@ -203,7 +203,7 @@ class Poppler {
 			const args = await parseOptions(acceptedOptions, options);
 			args.push(file);
 
-			const { stdout } = await execFileSync(
+			const { stdout } = await execFileAsync(
 				path.join(this.popplerPath, 'pdffonts'),
 				args
 			);
@@ -262,7 +262,7 @@ class Poppler {
 				args.push(outputPrefix);
 			}
 
-			const { stdout } = await execFileSync(
+			const { stdout } = await execFileAsync(
 				path.join(this.popplerPath, 'pdfimages'),
 				args
 			);
@@ -327,7 +327,7 @@ class Poppler {
 			const args = await parseOptions(acceptedOptions, options);
 			args.push(file);
 
-			const { stdout } = await execFileSync(
+			const { stdout } = await execFileAsync(
 				path.join(this.popplerPath, 'pdfinfo'),
 				args
 			);
@@ -367,7 +367,7 @@ class Poppler {
 			args.push(file);
 			args.push(outputPattern);
 
-			const { stdout } = await execFileSync(
+			const { stdout } = await execFileAsync(
 				path.join(this.popplerPath, 'pdfseparate'),
 				args
 			);
@@ -527,7 +527,7 @@ class Poppler {
 			} else {
 				args.push('-');
 			}
-			const { stdout } = await execFileSync(
+			const { stdout } = await execFileAsync(
 				path.join(this.popplerPath, 'pdftocairo'),
 				args
 			);
@@ -604,7 +604,7 @@ class Poppler {
 			const args = await parseOptions(acceptedOptions, options);
 			args.push(file);
 
-			const { stdout } = await execFileSync(
+			const { stdout } = await execFileAsync(
 				path.join(this.popplerPath, 'pdftohtml'),
 				args
 			);
@@ -718,7 +718,7 @@ class Poppler {
 			args.push(file);
 			args.push(outputPath);
 
-			const { stdout } = await execFileSync(
+			const { stdout } = await execFileAsync(
 				path.join(this.popplerPath, 'pdftoppm'),
 				args
 			);
@@ -878,7 +878,7 @@ class Poppler {
 				args.push('-');
 			}
 
-			const { stdout } = await execFileSync(
+			const { stdout } = await execFileAsync(
 				path.join(this.popplerPath, 'pdftops'),
 				args
 			);
@@ -971,7 +971,7 @@ class Poppler {
 				args.push('-');
 			}
 
-			const { stdout } = await execFileSync(
+			const { stdout } = await execFileAsync(
 				path.join(this.popplerPath, 'pdftotext'),
 				args
 			);
@@ -1005,7 +1005,7 @@ class Poppler {
 			});
 			args.push(outputFile);
 
-			const { stdout } = await execFileSync(
+			const { stdout } = await execFileAsync(
 				path.join(this.popplerPath, 'pdfunite'),
 				args
 			);