"make modifications in" is correct and usable in written English.
You can use it whenever you need to express the concept of altering something, usually related to a system or process. For example: "The company needs to make modifications in its customer service policy to be more competitive."
A G.M. spokesman, Tony Cervone, said Wednesday that the U.A.W.'s offer to make modifications in its contract would help the automaker survive its current financial crisis.
Nevertheless, it is possible to make modifications in our current routine to accelerate the convergence process.
Once the disaster occurs, it is time to monitor the disaster, make modifications in the response plan and roll it out as quickly and safely as possible.
But Facebook could be spurred to make modifications in the face of these challenges and turn the situation around, News.com posits.
To help keep the risk of cancer low, women can make modifications in how they live their lives – in fact, lifestyle choices can help prevent at least one-third of all cancers.
While we await the results of this research, I urge coaches, administrators and other involved with college sports to make modifications in their practice regimens and their requirements for protective equipment in order to reduce the likelihood of concussions or other traumatic brain injuries and to recognize the need for and importance of cognitive rest following a concussion.
The court made modifications in 40 of the requests.
But Philo is hardly a plagiarist; he made modifications in Plato's theories.
The court made modifications in 40 of the requests, according to a report it sent to Congress.
The flexibility in making modifications in aptamers contribute to the design of biosensors, enabling the generation of bio-recognition elements for a wide variety of target molecules.
MIT also began making modifications in fall 2016 to the graduate student orientation, including a dedicated networking reception for graduate students from underrepresented minority groups to meet senior leaders, faculty, and returning graduate students, and to learn about campus resources.
